Vocabulary

  • of course: Sure ; Certainly
  • got to: To arrive at some place
  • by chance: Accidentally; without planning.
  • in check: Under control; restrained.
  • writ large: Displayed or obvious in a very clear or exaggerated way.
  • over time: Gradually; as time passes.
  • for example: As an illustration or instance.
  • in the world: Used to emphasize a question expressing surprise, confusion, or disbelief.
  • out there: In or to a place that is far away
  • change over: To switch from one thing to another.
  • run in: To arrest person and take them to police station
  • on top of that: In addition to something already mentioned; furthermore.
  • going on: To continue doing something
  • come at: To approach someone to attack them
  • based on: To use something as the foundation or starting point for something else.
  • on the surface: Appearing to be true or real until examined more closely.
  • pump out: To remove liquid from somewhere using a pump.
  • in on: To be involved in a secret or plan.
  • set aside: To reject or throw away, e.g. an idea
  • innate immunity: The natural resistance with which a person is born; it is not learned or acquired through contact with a disease agent.
  • up against: Facing or contending with something difficult or challenging.
  • with respect to: In relation to; regarding.
  • to the point: Expressing something directly and without unnecessary detail.
  • go on: To continue doing something
  • on the order of: Approximately; about a certain amount or number.
  • beat to: To play or create music with a specific rhythm or tempo.
  • at risk: In danger; likely to be harmed
  • look at: To use your eyes to focus on something
  • sort: To organize things by putting them into groups
  • eventually: After a long time; after many attempts; in the end
  • potential: Capable of happening or becoming reality
  • process: To organize and use data in a computer
  • phenomenon: Unusual event, fact that can be studied
  • immune: Having a special protection from, e.g. the law
  • recognize: To accept the truth or reality of something
  • engage: To start to fight with an enemy
  • appreciate: To rise in value (of property or belongings)
  • reveal: To show something that was hidden before
  • trick: To fool someone in order to obtain a result
  • potentially: That could happen or become reality
  • encounter: To come up against a problem or trouble; meet
  • familiar: Well-known or easily recognized
  • variety: Particular type of thing or person
  • spread: A big meal, often laid out as a buffet
  • mutation: Change that changes genetic structure
  • property: Particular quality that someone or something has
  • evolutionary: Concerning gradual change over time
  • molecule: Two or more atoms chemically combined
  • exist: To be present, alive or real
  • virtually: In an almost complete or entire manner
  • component: One of the parts that something is made up of
  • mechanism: Part of a machine that performs a certain function
  • occur: To come to pass or to happen
  • suffer: To experience pain, illness, or injury
  • diversity: Having a range of different races, ideas etc.
  • vaccine: Shot using weak disease cells to stop same disease
  • modest: Not large in amount, size, etc.; moderate
  • evolution: Theory that living things change over time
  • pretty: Being attractive to the eye in a simple way
  • eradicate: To remove or destroy something completely
  • potent: (Of men) being able to make a woman pregnant
  • pathogen: Any disease-producing agent
  • fundamentally: In a basic and important way
  • lifespan: Length of time something is expected to last
  • activate: To cause to happen; cause a chemical reaction
  • defense: Argument in support of something
  • rapid: Moving or happening very quickly
  • order: Religious or social group, as of nuns
  • system: Set of organized, planned ideas that work together
  • fungus: Plant, e.g. mushroom/mold, growing in damp places
  • invade: To enter something causing a harmful result
  • operate: To control or handle something, such as a machine
  • simple: Not hard to understand or do; not complex
  • multiply: To increase in number by reproducing/having babies
  • chance: The way something happens without planning
  • fortunate: Having good luck
  • natural: Being as one would expect; being usual or normal
  • rise: To wake up and get out of bed after sleeping
  • great: Very good; better than before
  • change: To exchange one set of clothes for another
  • cumulative: Getting larger slowly through more additions
  • set: Prepared for something; ready
  • include: To make someone, something part of a group
  • encode: To change a message or information into code
  • flu: Illness causing headache, fever etc.
  • poise: Way of behaving with confidence/emotional control
  • smallpox: Contagious disease with pimples that leave scars
  • bacterial: Concerning or caused by bacteria
  • pathology: Study of diseases and their effect on the body
  • morbidity: Relative incidence of a particular disease
  • dna: Chemical in living cells with genetic information
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  • not found vocabularyNo vocabulary matches your filters
    • activate

      US /ˈæktəˌvet/

      UK /ˈæktɪveɪt/

      • Transitive Verb
      • To cause to happen; cause a chemical reaction
      • To make something start working
      B1
      More
    • appreciate

      US /əˈpriʃiˌet/

      UK /ə'pri:ʃɪeɪt/

      • Intransitive Verb
      • To rise in value (of property or belongings)
      • Transitive Verb
      • To be thankful for; to value or admire
      A2TOEIC
      More
    • at risk

      US

      UK

      • Phrase
      • In danger; likely to be harmed
      More
    • bacterial

      US /bæk'tɪərɪrl/

      UK /bæk'tɪərɪəl/

      • Adjective
      • Concerning or caused by bacteria
      B2
      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
    • beat to

      US

      UK

      • Verb (Transitive/Intransitive)
      • To play or create music with a specific rhythm or tempo.
      • To defeat someone in a competition or race to achieve something.
      B1
      More
    • by chance

      US /baɪ tʃæns/

      UK /bai tʃɑ:ns/

      • Adverb
      • Accidentally; without planning.
      • Phrase
      • Accidentally; without planning.
      B1
      More
    • change over

      US

      UK

      • Phrasal Verb
      • To switch from one thing to another.
      A2
      More
    • come at

      US /kʌm æt/

      UK /kʌm æt/

      • Phrasal Verb
      • To approach someone to attack them
      A1
      More
    • component

      US /kəmˈponənt/

      UK /kəmˈpəʊnənt/

      • Noun (Countable/Uncountable)
      • One of the parts that something is made up of
      • A constituent part; ingredient.
      • Adjective
      • Being a part of something
      A2
      More
    • cumulative

      US /ˈkju:mjəleɪtɪv/

      UK /ˈkju:mjələtɪv/

      • Adjective
      • Getting larger slowly through more additions
      B2
      More
    • defense

      US /dɪˈfɛns/

      UK /dɪ'fens/

      • Noun (Countable/Uncountable)
      • Argument in support of something
      • The process of protecting something from attack
      B1TOEIC
      More
    • diversity

      US /dɪˈvə:sɪti, daɪ-/

      UK /daɪ'vɜ:sətɪ/

      • Noun (Countable/Uncountable)
      • Having a range of different races, ideas etc.
      • A range of different things.
      B1TOEIC
      More
    • dna

      US

      UK

      • Noun (Countable/Uncountable)
      • Chemical in living cells with genetic information
      B2
      More
    • encode

      US /ɛnˈkod/

      UK /ɪn'kəʊd/

      • Transitive Verb
      • To change a message or information into code
      B2
      More
    • encounter

      US /ɛnˈkaʊntɚ/

      UK /ɪn'kaʊntə(r)/

      • Verb (Transitive/Intransitive)
      • To come up against a problem or trouble; meet
      • To meet someone or something unexpectedly
      • Noun
      • A chance meeting; unexpected or unplanned meeting
      B1TOEIC
      More
    • engage

      US /ɪn'gedʒ/

      UK /ɪn'ɡeɪdʒ/

      • Transitive Verb
      • To start to fight with an enemy
      • To hire someone for a task or job
      A2TOEIC
      More
    • eradicate

      US /ɪˈrædɪˌket/

      UK /ɪˈrædɪkeɪt/

      • Transitive Verb
      • To remove or destroy something completely
      B2TOEIC
      More
    • eventually

      US /ɪˈvɛntʃuəli/

      UK /ɪˈventʃuəli/

      • Adverb
      • After a long time; after many attempts; in the end
      • At some later time; in the future
      A2
      More
    • evolution

      US /ˌɛvəˈluʃən, ˌivə-/

      UK /ˌi:və'lu:ʃn/

      • Uncountable Noun
      • Theory that living things change over time
      • Process by which something develops over time
      B1
      More
    • evolutionary

      US /ˌiːvəˈluːʃəneri/

      UK /ˌi:vəˈlu:ʃənri/

      • Adjective
      • Concerning gradual change over time
      B2
      More
    • familiar

      US /fəˈmɪljɚ/

      UK /fəˈmɪliə(r)/

      • Adjective
      • Well-known or easily recognized
      • Having a good knowledge of something.
      • Noun
      • A close friend or associate.
      • (In folklore) a spirit, often in animal form, believed to attend and serve a witch.
      A2TOEIC
      More
    • flu

      US /flu/

      UK /flu:/

      • Noun (Countable/Uncountable)
      • Illness causing headache, fever etc.
      • A specific instance or bout of influenza.
      B2
      More
    • for example

      US

      UK

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

      US /ˌfʌndəˈmɛntl:ɪ/

      UK /ˌfʌndəˈmentəli/

      • Adverb
      • In a basic and important way
      • In a complete and thorough way
      B1
      More
    • fungus

      US /ˈfʌŋɡəs/

      UK /ˈfʌŋgəs/

      • Noun (Countable/Uncountable)
      • Plant, e.g. mushroom/mold, growing in damp places
      B2
      More
    • go on

      US /ɡo ɑn/

      UK /ɡəu ɔn/

      • Phrasal Verb
      • To continue doing something
      • To happen (usually negative)
      • Interjection
      • Used to encourage someone
      A1
      More
    • going on

      US /ˈɡoɪŋ ɑn/

      UK /ˈgəʊɪŋ ɔn/

      • Phrasal Verb
      • To continue doing something
      • To happen (usually negative)
      A1
      More
    • got to

      US /ɡɑt tu/

      UK /gɔt tu:/

      • Verb (Transitive/Intransitive)
      • To arrive at some place
      • To have the opportunity or permission to do something
      • Phrasal Verb
      • To appeal to the emotions of; move
      • To finally begin to start something after a delay
      A1
      More
    • immune

      US /ɪˈmjoon/

      UK /ɪˈmju:n/

      • Adjective
      • Having a special protection from, e.g. the law
      • Protected against a particular disease or condition because of antibodies or vaccination.
      B1
      More
    • in check

      US /ɪn tʃɛk/

      UK /in tʃek/

      • Phrase
      • Under control; restrained.
      • Verified or confirmed to be correct or accurate.
      More
    • in on

      US

      UK

      • Phrase
      • To be involved in a secret or plan.
      • To be aware of something that is secret or not generally known.
      A1
      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
    • innate immunity

      US

      UK

      • Noun
      • The natural resistance with which a person is born; it is not learned or acquired through contact with a disease agent.
      C2
      More
    • invade

      US /ɪnˈved/

      UK /ɪnˈveɪd/

      • Transitive Verb
      • To enter something causing a harmful result
      • To enter (a country or region) so as to subjugate or occupy it.
      B1
      More
    • lifespan

      US /ˈlaɪfspæn/

      UK /ˈlaɪfspæn/

      • Noun
      • Length of time something is expected to last
      B2
      More
    • look at

      US /lʊk æt/

      UK /luk æt/

      • Phrasal Verb
      • To use your eyes to focus on something
      • To focus your eyes on something carefully
      A1
      More
    • mechanism

      US /ˈmɛkəˌnɪzəm/

      UK /'mekənɪzəm/

      • Noun (Countable/Uncountable)
      • Part of a machine that performs a certain function
      • System or process for achieving a certain result
      B1
      More
    • modest

      US /ˈmɑdɪst/

      UK /ˈmɒdɪst/

      • Adjective
      • Not large in amount, size, etc.; moderate
      B1TOEIC
      More
    • molecule

      US /ˈmɑlɪˌkjul/

      UK /ˈmɒlɪkju:l/

      • Noun
      • Two or more atoms chemically combined
      B2
      More
    • morbidity

      US /mɔ:'bɪdətɪ/

      UK /mɔ:'bɪdətɪ/

      • Uncountable Noun
      • Relative incidence of a particular disease
      B2
      More
    • multiply

      US /ˈmʌltəˌplaɪ/

      UK /ˈmʌltɪplaɪ/

      • Verb (Transitive/Intransitive)
      • To increase in number by reproducing/having babies
      • To increase something by a large quantity
      B1
      More
    • mutation

      US /mjuˈteʃən/

      UK /mju:'teɪʃn/

      • Noun
      • Change that changes genetic structure
      B2
      More
    • occur

      US /əˈkɚ/

      UK /əˈkɜ:(r)/

      • Intransitive Verb
      • To come to pass or to happen
      • To be found to exist; to be present.
      A2TOEIC
      More
    • of course

      US /ʌv kɔː(r)s/

      UK /ɔv kɔː(r)s/

      • Adverb
      • Sure ; Certainly
      • Phrase
      • For sure; certainly
      A2
      More
    • on the order of

      US /ɑn ðə ˈɔrdɚ ʌv/

      UK /ɒn ðə ˈɔ:də ɒv/

      • Preposition
      • Approximately; about a certain amount or number.
      C1
      More
    • on the surface

      US /ɑn ði ˈsɚfəs/

      UK /ɔn ðə ˈsə:fis/

      • Phrase
      • Appearing to be true or real until examined more closely.
      • Located on the outer part or uppermost layer of something.
      B2
      More
    • on top of that

      US

      UK

      • Phrase
      • In addition to something already mentioned; furthermore.
      A1
      More
    • out there

      US /aʊt ðɛr/

      UK /aut ðɛə/

      • Adverb
      • In or to a place that is far away
      • Existing in the universe
      • Adjective
      • Unconventional; strange; avant-garde
      • Existing or available.
      A1
      More
    • over time

      US /ˈovɚ taɪm/

      UK /ˈəuvə taim/

      • Phrase
      • Gradually; as time passes.
      • During a long period.
      • Adverb
      • Gradually; as time passes.
      B1
      More
    • pathogen

      US /ˈpæθədʒən/

      UK /ˈpæθədʒən/

      • Noun
      • Any disease-producing agent
      C1
      More
    • pathology

      US /pæˈθɑlədʒi/

      UK /pə'θɒlədʒɪ/

      • Uncountable Noun
      • Study of diseases and their effect on the body
      C1
      More
    • phenomenon

      US /fɪˈnɑməˌnɑn, -nən/

      UK /fə'nɒmɪnən/

      • Noun (Countable/Uncountable)
      • Unusual event, fact that can be studied
      • Interesting or unusual person, group
      B1
      More
    • poise

      US /pɔɪz/

      UK /pɔɪz/

      • Uncountable Noun
      • Way of behaving with confidence/emotional control
      • Transitive Verb
      • To hold something steadily
      B2
      More
    • potent

      US /ˈpotnt/

      UK /'pəʊtnt/

      • Adjective
      • (Of men) being able to make a woman pregnant
      • Having a powerful effect, e.g. on the body or mind
      B2
      More
    • potential

      US /pəˈtɛnʃəl/

      UK /pəˈtenʃl/

      • Adjective
      • Capable of happening or becoming reality
      • Having or showing the capacity to develop into something in the future.
      • Uncountable Noun
      • someone's or something's ability to develop, achieve, or succeed
      A2TOEIC
      More
    • potentially

      US /pəˈtɛnʃəlɪ/

      UK /pə'tenʃəlɪ/

      • Adverb
      • That could happen or become reality
      B1
      More
    • process

      US /ˈprɑsˌɛs, ˈproˌsɛs/

      UK /prə'ses/

      • Transitive Verb
      • To organize and use data in a computer
      • To deal with official forms in the way required
      • Noun (Countable/Uncountable)
      • Dealing with official forms in the way required
      • Set of changes that occur slowly and naturally
      A2TOEIC
      More
    • property

      US /ˈprɑpəti/

      UK /'prɒpətɪ/

      • Noun (Countable/Uncountable)
      • Particular quality that someone or something has
      • Buildings or piece of land owned by someone
      A2TOEIC
      More
    • pump out

      US /pʌmp aʊt/

      UK /pʌmp aut/

      • Phrasal Verb
      • To remove liquid from somewhere using a pump.
      • To produce something in large quantities.
      B1
      More
    • rapid

      US /ˈræpɪd/

      UK /ˈræpɪd/

      • Adjective
      • Moving or happening very quickly
      • Noun
      • Rough and fast-moving part of a river
      B1
      More
    • recognize

      US /ˈrek.əɡ.naɪz/

      UK /ˈrek.əɡ.naɪz/

      • Transitive Verb
      • To accept the truth or reality of something
      • To consider something as important or special
      A2TOEIC
      More
    • reveal

      US /rɪˈvil/

      UK /rɪ'vi:l/

      • Transitive Verb
      • To show something that was hidden before
      A2TOEIC
      More
    • run in

      US /rʌn ɪn/

      UK /rʌn in/

      • Phrasal Verb
      • To arrest person and take them to police station
      • To drive engine slowly until ready for normal use
      A1
      More
    • set aside

      US

      UK

      • Phrasal Verb
      • To reject or throw away, e.g. an idea
      • To separate and save for another use or time
      • Transitive Verb
      • To keep or save something for use at a later time.
      • To designate or allocate something for a specific purpose or group.
      A1
      More
    • smallpox

      US /ˈsmɔlˌpɑks/

      UK /ˈsmɔ:lpɒks/

      • Noun
      • Contagious disease with pimples that leave scars
      C1
      More
    • spread

      US /sprɛd/

      UK /spred/

      • Noun (Countable/Uncountable)
      • A big meal, often laid out as a buffet
      • The distance between two things
      • Verb (Transitive/Intransitive)
      • To place over a large area; to cover a large area
      • (Of ideas, gossip) to pass to and affect others
      A2TOEIC
      More
    • suffer

      US / ˈsʌfɚ/

      UK /'sʌfə(r)/

      • Verb (Transitive/Intransitive)
      • To experience pain, illness, or injury
      • To allow or permit something, especially something unpleasant.
      A2
      More
    • to the point

      US /tu ði pɔɪnt/

      UK /tu: ðə pɔint/

      • Adjective
      • Expressing something directly and without unnecessary detail.
      • Phrase
      • Relevant and pertinent to the matter at hand.
      A2
      More
    • trick

      US /trɪk/

      UK /trɪk/

      • Transitive Verb
      • To fool someone in order to obtain a result
      • To playfully tease or fool to make someone laugh
      • Noun (Countable/Uncountable)
      • Act of trying to fool someone
      • Quick or skillful way of doing something
      A2
      More
    • up against

      US /ʌp əˈɡenst/

      UK /ʌp əˈɡenst/

      • Phrase
      • Facing or contending with something difficult or challenging.
      • In close proximity or contact with something.
      More
    • vaccine

      US /vækˈsin,ˈvækˌsin/

      UK /'væksi:n/

      • Noun (Countable/Uncountable)
      • Shot using weak disease cells to stop same disease
      • A preparation of weakened or killed microorganisms, or of antigenic proteins derived from them, used to induce protective immunity in animals.
      B2
      More
    • variety

      US /vəˈraɪɪti/

      UK /və'raɪətɪ/

      • Noun
      • Particular type of thing or person
      • The quality or state of being different or diverse; the absence of uniformity, sameness, or monotony.
      A2TOEIC
      More
    • virtually

      US /ˈvɚtʃuəli/

      UK /ˈvɜ:tʃuəli/

      • Adverb
      • In an almost complete or entire manner
      B1
      More
    • with respect to

      US /wɪð rɪˈspɛkt tu/

      UK /wið risˈpekt tu:/

      • Preposition
      • In relation to; regarding.
      • Phrase
      • In relation to; concerning.
      A1
      More
    • writ large

      US /rɪt lɑrdʒ/

      UK /rɪt lɑ:dʒ/

      • Phrase
      • Displayed or obvious in a very clear or exaggerated way.
      • Adjective
      • Existing on a larger scale than before; exaggerated or amplified.
      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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    B2US
    #immune system#immune#pathogen#staircase#system#antibody

    Evolution’s most powerful force is happening inside of you | Sean B. Carroll

    0
    wzr9yxpvq5 posted on 2025/12/27
    Ever wondered how your body fights off invaders? This fascinating talk by Sean B. Carroll dives into the incredible power of adaptive immunity and antibodies, showing you how evolution is literally happening inside you! You'll pick up some amazing scientific vocabulary while learning about this vital biological process.

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