Vocabulary

  • have to: Must do
  • in order to: For the purpose of; with the aim of.
  • for example: As an illustration or instance.
  • stick together: To support each other; remain united.
  • of all time: The best or most significant in history.
  • talking about: To discuss a particular topic.
  • fill up
  • based on: To use something as the foundation or starting point for something else.
  • make up: To invent or create a story
  • to do with: To be about something; concern
  • move around: To change position or location; to go from place to place.
  • get through: To arrive at the end of or finish something
  • tear up: To cause someone much grief
  • at the same time: Simultaneously; at the identical moment.
  • same time: Occurring simultaneously or at the same point in time.
  • in the world: Used to emphasize a question expressing surprise, confusion, or disbelief.
  • think about: To consider something carefully.
  • ever since: Continuously from a past time until now.
  • end up with: To have something as a result.
  • on earth: Used to emphasize a question expressing surprise or anger.
  • start out: To begin your life or career in a particular way.
  • next to: Being located along side another
  • double up: To bend your body quickly, for example because you are in pain or because you are laughing a lot
  • spend more time: To dedicate a greater amount of time to a particular activity or person.
  • instead of: When one thing is replaced by another
  • in general: Typically; usually; on the whole.
  • compared with: In relation to
  • think of: To look on as (being something specific); consider
  • in fact: Used to emphasize the truth of a statement, especially one that contrasts with or contradicts something else.
  • to death: Extremely; to a great degree
  • in mind: Being aware of or considering something.
  • come at: To approach someone to attack them
  • water: Clear liquid that forms the seas, rivers and rain
  • life: All the living things e.g. animals, plants, humans
  • group: Two or more musicians who play music together
  • class: To place things into groups by common qualities
  • happy: Feeling pleasure or joy; glad
  • work: The product of some artistic or literary endeavor
  • teaching: To help someone learn or do something
  • book: (Police) to officially record someone's crimes
  • start: First time or place that a thing exists; beginning
  • kind: In a caring and helpful manner
  • time: Speed at which music is played; tempo
  • small: Little in size; not big
  • chair: A person in charge of an official meeting
  • die: Cube with dots numbering 1-6 on it used in games
  • talk: Style of speaking
  • biology: The study of living things
  • bit: Device put in a horse's mouth to control it
  • chemistry: The study of the structure of substances
  • sharing: To divide something between two or more people
  • call: A order or request for action
  • order: Religious or social group, as of nuns
  • fill: To make something full
  • Double: Person that is exactly like someone else
  • interested: Having had your attention taken; curious
  • form: Sports team or person's current winning record
  • pretty: Being attractive to the eye in a simple way
  • spend: To use money to pay for something
  • prize: Something won in a contest or given as an award
  • case: Container used to carry things, e.g. clothes
  • top: To be higher or larger than a specific value
  • charge: To run quickly toward someone to attack them
  • dot: To place small amounts/things in various places
  • sex: State of being male or female
  • stick: To push a sharp or pointed object into something
  • happily: In a fortunate, lucky, or timely manner
  • stuff: Generic description for things, materials, objects
  • deal: To cope with something - usually troubles
  • weak: Not having a strong character
  • metal: Usually hard shiny material mined from rock
  • confuse: To make something unclear or hard to understand
  • destroy: To damage so badly that something no longer exists
  • positive: Showing agreement or support for something
  • collection: Act of asking for money for a debt or a charity
  • pleasure: Feeling of happiness, enjoyment, or satisfaction
  • mention: To refer to or talk or write about something
  • carbon: Chemical element with an atomic number of 6
  • bond: Rope, chain or other thing used to tie someone up
  • atom: Smallest bit that matter can be broken down into
  • oxygen: A gas in the air that we need to breathe
  • polar: Concerning the areas near the North or South poles
  • shell: Hard outer cover of an egg, fruit, nut, or seed
  • organic: Developing naturally and without a set structure
  • slight: Small (amount, quality)
  • complexity: State of having many parts and not being simple
  • acid: Sour substance that reacts with metals e.g. lemon
  • outer: Far away
  • revolutionary: Marking a significant change in something
  • chemical: Basic substance produced by mixing elements
  • element: Essential or particular part of something
  • represent: To depict art objects, figures, scenes; to portray
  • satisfied: To make someone happy because they got their wish
  • fulfill: To finish or provide something successfully
  • covalent: Concerning or characterized by covalence
  • sodium: A soft, white chemical element
  • chlorine: Greenish-yellow gas with a strong smell
  • electron: A negatively charged particle
  • hydrogen: Lightest of all chemical elements
  • ionic: Containing or involving or occurring in the form of ions
  • nitrogen: A colorless chemical element without a smell
  • amino: Of some substances that form proteins
  • tramp: A person who lives on the streets
  • orbital: Concerning an orbit
  • cyanide: Any of a class of organic compounds containing the cyano radical -CN; an extremely poisonous salt of hydrocyanic acid
  • compound: Series of buildings that are walled or fenced off
  • molecule: Two or more atoms chemically combined
  • nobel: Relating to the Nobel Prizes or their founder, Alfred Nobel.
  • atomic: Concerning atoms
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    • acid

      US /ˈæsɪd/

      UK /ˈæsɪd/

      • Noun (Countable/Uncountable)
      • Sour substance that reacts with metals e.g. lemon
      A2
      More
    • amino

      US /ə'miːnəʊ/

      UK /ə'miːnəʊ/

      • Noun
      • Of some substances that form proteins
      C2
      More
    • at the same time

      US

      UK

      • Phrase
      • Simultaneously; at the identical moment.
      • Nevertheless; however; used to introduce a contrasting or qualifying statement.
      A1
      More
    • atom

      US /ˈætəm/

      UK /'ætəm/

      • Noun
      • Smallest bit that matter can be broken down into
      B1
      More
    • atomic

      US /əˈtɑ:mɪk/

      UK /əˈtɒmɪk/

      • Adjective
      • Concerning atoms
      B1
      More
    • based on

      US

      UK

      • Phrasal Verb
      • To use something as the foundation or starting point for something else.
      • Preposition
      • Using something as the main idea or foundation.
      • Relying on something as evidence or justification.
      A1
      More
    • biology

      US /baɪˈɑlədʒi/

      UK /baɪˈɒlədʒi/

      • Uncountable Noun
      • The study of living things
      A2
      More
    • bond

      US /bɑnd/

      UK /bɒnd/

      • Noun (Countable/Uncountable)
      • Rope, chain or other thing used to tie someone up
      • Closeness that is shared between people or groups
      • Verb (Transitive/Intransitive)
      • To develop a close relationship with
      • To become joined or connected, e.g. using glue
      A2TOEIC
      More
    • carbon

      US /ˈkɑrbən/

      UK /'kɑ:bən/

      • Uncountable Noun
      • Chemical element with an atomic number of 6
      B1
      More
    • charge

      US /tʃɑrdʒ/

      UK /tʃɑ:dʒ/

      • Verb (Transitive/Intransitive)
      • To run quickly toward someone to attack them
      • To ask for money as a price for a service or goods
      • Noun (Countable/Uncountable)
      • An attack by running quickly toward someone
      • A price for a service or goods
      A2
      More
    • chemical

      US /ˈkɛmɪkəl/

      UK /ˈkemɪkl/

      • Noun (Countable/Uncountable)
      • Basic substance produced by mixing elements
      • The branch of science concerned with the substances of which matter is composed, the investigation of their properties and reactions, and the use of such reactions to form new substances.
      • Adjective
      • Made of various elements
      A2
      More
    • chemistry

      US /ˈkɛmɪstri/

      UK /'kemɪstrɪ/

      • Uncountable Noun
      • The study of the structure of substances
      B1
      More
    • chlorine

      US /ˈklɔːrˌiːn/

      UK /ˈklɔ:ri:n/

      • Uncountable Noun
      • Greenish-yellow gas with a strong smell
      B2
      More
    • collection

      US /kəˈlɛkʃən/

      UK /kəˈlekʃn/

      • Noun (Countable/Uncountable)
      • Act of asking for money for a debt or a charity
      • Group of similar things gathered as a hobby
      A2
      More
    • come at

      US /kʌm æt/

      UK /kʌm æt/

      • Phrasal Verb
      • To approach someone to attack them
      A1
      More
    • compared with

      US /kəmˈpɛrd wɪð/

      UK /kəmˈpeəd wið/

      • Preposition
      • In relation to
      • Verb (Transitive/Intransitive)
      • To have examined the differences or similarities between two or more things.
      A1
      More
    • complexity

      US /kəmˈplɛksɪti/

      UK /kəm'pleksətɪ/

      • Uncountable Noun
      • State of having many parts and not being simple
      • A factor or element that makes something complicated.
      B1
      More
    • compound

      US /kɑmˈpaUnd/

      UK /'kɒmpaʊnd/

      • Noun (Countable/Uncountable)
      • Series of buildings that are walled or fenced off
      • Chemical made up of several others
      • Transitive Verb
      • To pay interest on a loan including the interest
      • To make something from various parts or components
      B1
      More
    • confuse

      US /kənˈfjuz/

      UK /kənˈfju:z/

      • Transitive Verb
      • To make something unclear or hard to understand
      • To mistake one person or thing for another.
      A2
      More
    • destroy

      US /dɪˈstrɔɪ/

      UK /dɪ'strɔɪ/

      • Transitive Verb
      • To damage so badly that something no longer exists
      • To defeat someone or something easily
      A2TOEIC
      More
    • dot

      US /dɑt/

      UK /dɒt/

      • Transitive Verb
      • To place small amounts/things in various places
      • To mark something by placing a small, round spot
      • Noun
      • Small round mark
      B1TOEIC
      More
    • Double

      US /ˈdʌbəl/

      UK /'dʌbl/

      • Countable Noun
      • Person that is exactly like someone else
      • Adjective
      • Concerning or intended for use by two people
      • Two times the amount or degree; twice
      A2
      More
    • double up

      US /ˈdʌbəl ʌp/

      UK /ˈdʌbl ʌp/

      • Phrasal Verb
      • To bend your body quickly, for example because you are in pain or because you are laughing a lot
      • To share something designed for one person
      A2
      More
    • electron

      US /ɪˈlektrɑ:n/

      UK /ɪˈlektrɒn/

      • Countable Noun
      • A negatively charged particle
      B2
      More
    • element

      US /ˈɛləmənt/

      UK /'elɪmənt/

      • Noun (Countable/Uncountable)
      • Essential or particular part of something
      • A substance that cannot be broken down into simpler substances by chemical means.
      A2TOEIC
      More
    • end up with

      US

      UK

      • Phrasal Verb
      • To have something as a result.
      A1
      More
    • ever since

      US /ˈɛvɚ sɪns/

      UK /ˈevə sins/

      • Adverb
      • Continuously from a past time until now.
      • Conjunction
      • From the time that; because.
      B2
      More
    • fill up

      US /fɪl ʌp/

      UK /fil ʌp/

      • Phrase
      • Verb (Transitive/Intransitive)
      • To make something full.
      • To become full.
      A1
      More
    • for example

      US

      UK

      • Phrase
      • As an illustration or instance.
      More
    • fulfill

      US /fʊlˈfɪl/

      UK /fʊl'fɪl/

      • Transitive Verb
      • To finish or provide something successfully
      • To make real, to bring into effect
      B2TOEIC
      More
    • get through

      US /ɡɛt θru/

      UK /ɡet θru:/

      • Phrasal Verb
      • To arrive at the end of or finish something
      • To succeed in contacting someone by phone
      A1
      More
    • happily

      US /ˈhæpɪli/

      UK /ˈhæpɪli/

      • Adverb
      • In a fortunate, lucky, or timely manner
      A2
      More
    • have to

      US /hæv tu/

      UK /ˈhæv tə/

      • Auxiliary Verb
      • Must do
      A1
      More
    • hydrogen

      US /ˈhaɪdrədʒən/

      UK /ˈhaɪdrədʒən/

      • Uncountable Noun
      • Lightest of all chemical elements
      B1
      More
    • in fact

      US /ɪn fækt/

      UK /in fækt/

      • Adverb
      • Used to emphasize the truth of a statement, especially one that contrasts with or contradicts something else.
      • Used to introduce a more detailed or surprising piece of information.
      • Phrase
      • Used to emphasize the truth of a statement, especially one that is surprising or contrary to what might be expected.
      C1
      More
    • in general

      US /ɪn ˈdʒɛnərəl/

      UK /in ˈdʒenərəl/

      • Phrase
      • Typically; usually; on the whole.
      • Not specific or detailed; broadly.
      • Adjective
      • Not detailed or specific; overall.
      C2
      More
    • in mind

      US /ɪn maɪnd/

      UK /in maind/

      • Phrase
      • Being aware of or considering something.
      • To remember or consider something.
      A2
      More
    • in order to

      US /ɪn ˈɔrdɚ tu/

      UK /in ˈɔ:də tu:/

      • Preposition
      • For the purpose of; with the aim of.
      • Phrase
      • In a specific sequence or arrangement.
      • With the aim of; for the purpose of.
      C1
      More
    • in the world

      US /ɪn ði wɜrld/

      UK /in ðə wɜː(r)ld/

      • Phrase
      • Used to emphasize a question expressing surprise, confusion, or disbelief.
      • Used to indicate the extent or degree of something, often in a superlative sense.
      A1
      More
    • instead of

      US /ɪnˈstɛd ʌv/

      UK /inˈsted ɔv/

      • Preposition
      • When one thing is replaced by another
      • Adverb
      • As a substitute or alternative.
      A1
      More
    • make up

      US /mek ʌp/

      UK /meik ʌp/

      • Phrasal Verb
      • To invent or create a story
      • To add up to
      • Verb (Transitive/Intransitive)
      • To invent a story, excuse, etc.
      • To compensate for something lost, missed, or deficient.
      A1
      More
    • mention

      US /ˈmɛnʃən/

      UK /'menʃn/

      • Transitive Verb
      • To refer to or talk or write about something
      • Uncountable Noun
      • Act of referring to or talking about something
      • A formal acknowledgement of something
      A2TOEIC
      More
    • metal

      US /ˈmɛtl/

      UK /ˈmetl/

      • Noun (Countable/Uncountable)
      • Usually hard shiny material mined from rock
      • An object made of metal.
      • Adjective
      • Made something such as gold, steel, iron
      A2
      More
    • molecule

      US /ˈmɑlɪˌkjul/

      UK /ˈmɒlɪkju:l/

      • Noun
      • Two or more atoms chemically combined
      B2
      More
    • move around

      US /muv əˈraʊnd/

      UK /mu:v əˈraund/

      • Phrasal Verb
      • To change position or location; to go from place to place.
      • Intransitive Verb
      • To spread or circulate (e.g., information, rumors).
      More
    • next to

      US /nɛkst tu/

      UK /nekst tu:/

      • Preposition
      • Being located along side another
      • In comparison with
      • Adverb
      • Almost; nearly
      A1
      More
    • nitrogen

      US /ˈnaɪtrədʒən/

      UK /ˈnaɪtrədʒən/

      • Uncountable Noun
      • A colorless chemical element without a smell
      B2
      More
    • of all time

      US /ʌv ɔl taɪm/

      UK /ɔv ɔ:l taim/

      • Adjective
      • The best or most significant in history.
      • Phrase
      • Ever; in all of history.
      A1
      More
    • on earth

      US /ɑn ɚθ/

      UK /ɔn ə:θ/

      • Phrase
      • Used to emphasize a question expressing surprise or anger.
      • Used to emphasize that something is not possible or will not happen.
      A1
      More
    • orbital

      US /ˈɔrbɪtl:/

      UK /ˈɔ:bɪtl/

      • Adjective
      • Concerning an orbit
      B2
      More
    • organic

      US /ɔrˈɡænɪk/

      UK /ɔ:ˈgænɪk/

      • Adjective
      • Developing naturally and without a set structure
      • Concerning food made with few or no chemicals
      B1
      More
    • oxygen

      US /ˈɑksɪdʒən/

      UK /'ɒksɪdʒən/

      • Uncountable Noun
      • A gas in the air that we need to breathe
      • Oxygen administered as a medical treatment.
      B1
      More
    • pleasure

      US /ˈplɛʒɚ/

      UK /'pleʒə(r)/

      • Noun (Countable/Uncountable)
      • Feeling of happiness, enjoyment, or satisfaction
      • A thing that causes enjoyment or delight.
      • Transitive Verb
      • To give someone pleasure or satisfaction.
      A2TOEIC
      More
    • polar

      US /ˈpolɚ/

      UK /ˈpəʊlə(r)/

      • Adjective
      • Concerning the areas near the North or South poles
      B1
      More
    • positive

      US /ˈpɑzɪtɪv/

      UK /ˈpɒzətɪv/

      • Adjective
      • Showing agreement or support for something
      • Being sure about something; knowing the truth
      • Noun
      • A photograph in which light areas are light and dark areas are dark
      A2
      More
    • prize

      US /praɪz/

      UK /praɪz/

      • Countable Noun
      • Something won in a contest or given as an award
      • Something valuable that many people would like
      • Adjective
      • Being an excellent or valuable example of a thing
      A2TOEIC
      More
    • represent

      US /ˌrɛprɪˈzɛnt/

      UK /ˌreprɪ'zent/

      • Transitive Verb
      • To depict art objects, figures, scenes; to portray
      • To show or describe something in a particular way
      A2TOEIC
      More
    • revolutionary

      US /ˌrɛvəˈluʃəˌnɛri/

      UK /ˌrevə'lu:ʃənərɪ/

      • Adjective
      • Marking a significant change in something
      • Relating to a violent replacement of a government
      • Countable Noun
      • Person fighting to replace a government
      B2
      More
    • same time

      US

      UK

      • Phrase
      • Occurring simultaneously or at the same point in time.
      • At the identical time as before; recurring at a fixed hour.
      • Noun
      • An equal duration or period.
      A1
      More
    • satisfied

      US /ˈsætɪsˌfaɪd/

      UK /ˈsætɪsfaɪd/

      • Transitive Verb
      • To make someone happy because they got their wish
      • To do what is required in order to finish
      • Adjective
      • Happy because you got what you wanted; content
      A2
      More
    • sex

      US /sɛks/

      UK /seks/

      • Noun
      • State of being male or female
      • Physical activity by which we produce babies
      A2
      More
    • shell

      US /ʃɛl/

      UK /ʃel/

      • Noun (Countable/Uncountable)
      • Hard outer cover of an egg, fruit, nut, or seed
      • Hard metal container containing a bullet
      • Transitive Verb
      • To remove the outer covering of peas, nuts etc.
      • To fire shells (weapons) at
      B1
      More
    • slight

      US /slaɪt/

      UK /slaɪt/

      • Adjective
      • Small (amount, quality)
      • Appearing thin, delicate and physically weak
      • Transitive Verb
      • To ignore or treat rudely and with no respect
      B1
      More
    • sodium

      US /ˈsodiəm/

      UK /'səʊdɪəm/

      • Uncountable Noun
      • A soft, white chemical element
      B2
      More
    • spend

      US /spɛnd/

      UK /spend/

      • Transitive Verb
      • To use money to pay for something
      • To use time in order to do something
      A2TOEIC
      More
    • spend more time

      US

      UK

      • Phrase
      • To dedicate a greater amount of time to a particular activity or person.
      A1
      More
    • start out

      US /stɑrt aʊt/

      UK /stɑ:t aut/

      • Phrasal Verb
      • To begin your life or career in a particular way.
      • To begin a journey.
      A1
      More
    • stick

      US /stɪk/

      UK /stɪk/

      • Verb (Transitive/Intransitive)
      • To push a sharp or pointed object into something
      • To join together using glue or paste
      • Countable Noun
      • Long thin piece of wood from a tree
      A2
      More
    • stick together

      US

      UK

      • Phrasal Verb
      • To support each other; remain united.
      • To adhere physically; to be joined by an adhesive substance.
      B1
      More
    • stuff

      US /stʌf/

      UK /stʌf/

      • Uncountable Noun
      • Generic description for things, materials, objects
      • Transitive Verb
      • To push material inside something, with force
      B1
      More
    • talking about

      US

      UK

      • Phrasal Verb
      • To discuss a particular topic.
      • To be constantly mentioning or bringing up a subject.
      A1
      More
    • tear up

      US /ˈteɚ ʌp/

      UK /ˈteɚ ʌp/

      • Phrasal Verb
      • To cause someone much grief
      • To pull to make small pieces, e.g. of paper
      A2
      More
    • think about

      US /θɪŋk əˈbaʊt/

      UK /θiŋk əˈbaut/

      • Phrasal Verb
      • To consider something carefully.
      • To remember or call to mind.
      A1
      More
    • think of

      US /θɪŋk ʌv/

      UK /θiŋk ɔv/

      • Phrasal Verb
      • To look on as (being something specific); consider
      • To consider or remember something.
      • Verb (Transitive/Intransitive)
      • To imagine or call something to mind
      A1
      More
    • to death

      US /tu dɛθ/

      UK /tu: deθ/

      • Phrase
      • Extremely; to a great degree
      • Until death
      B1
      More
    • to do with

      US

      UK

      • Phrasal Verb
      • To be about something; concern
      A1
      More
    • tramp

      US /træmp/

      UK /træmp/

      • Countable Noun
      • A person who lives on the streets
      • Intransitive Verb
      • To walk or stamp heavily
      B2
      More
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    01:03

    She took a brave step forward, leaving behind her comfort zone to chase her dreams.

    Vocabulary
    • brave

      adj. Having courage

    • comfort zone

      phr. A familiar situation where one feels safe

    Explanation
    a brave step is a noun phrase, where brave is an adjective modifying the noun step, meaning "a courageous step". forward is an adverb modifying step, meaning "ahead". The whole phrase serves as the object, answering the "what" of took (verb) — she took a brave step forward.

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    brave

    US/brev/
    UK/breɪv/
    adj.Brave
    v.t.To bravely face
    A2 Elementary

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    B1
    #CrashCourse#carbon#bond#covalent#sodium#chlorine

    That's Why Carbon Is A Tramp: Crash Course Biology #1

    0
    Why Why posted on 2013/03/27
    Ever wondered why carbon is the superstar of biology? This Crash Course Biology episode dives into chemical bonds, like covalent bonds and Lewis Dot Structures, with Hank Green's signature humor! You'll pick up tons of vocabulary and a solid understanding of the building blocks of life.

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