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Vocabulary

  • fall below: To decrease to less than a certain level or amount.
  • such as: For example; like
  • fend off: To defend and keep (threats) at distance
  • in the news: Being widely reported in the media.
  • evidence of: Facts, objects, or signs that make you believe that something is true.
  • thanks to: Because of; as a result of.
  • on the go: Very busy and active.
  • specific: Precise; particular; just about that thing
  • ultimately: Done or considered as the final and most important
  • trick: To fool someone in order to obtain a result
  • eventually: After a long time; after many attempts; in the end
  • treat: To pay for the food or enjoyment of someone else
  • essential: Extremely or most important and necessary
  • progress: To move forward or toward a place or goal
  • immune: Having a special protection from, e.g. the law
  • viral: Of or caused by a virus
  • susceptible: Likely to fall prey to, be drawn to or influenced
  • day: A period of 24 hours beginning at midnight
  • explore: To examine something in detail to learn about it
  • system: Set of organized, planned ideas that work together
  • trial: Hearing and judgment of a case in court
  • contract: To become ill as a result of getting a disease
  • block: Solid piece of material used for building
  • enzyme: A protein made by cells
  • blood: Red liquid in the bodies of people and animals
  • syndrome: A group of signs and symptoms of a disease
  • cure: Something that solves a problem or makes it better
  • mutation: Change that changes genetic structure
  • host: Mass; a great number
  • cell: Smallest unit of living things in biology
  • die: Cube with dots numbering 1-6 on it used in games
  • pneumonia: Serious illness affecting the lungs and breathing
  • virus: File secretly put on computers to cause harm
  • suppress: To prevent the display of emotion or feeling
  • multiply: To increase in number by reproducing/having babies
  • audible: Capable of being heard; loud enough to be heard
  • medicine: Something used in treating illness or pain
  • bloodstream: Blood flowing through the circulatory system
  • deficiency: Lack of something that is necessary
  • transmit: To broadcast by using signals to a radio/TV
  • pharmaceutical: Concerning the science of drugs and medicines
  • enter: To start a career or an education
  • resistant: Not affected by something
  • genome: Complete set of genetic material in an organism
  • fuse: Device connected to and making a bomb explode
  • fend: To try to manage for yourself without assistance
  • mutate: To develop into another thing; change
  • infect: To introduce a computer virus to
  • transplant: A medical operation to replace organs of the body
  • redefine: To give a new explanation of or reason for
  • marrow: A soft, fatty tissue inside bones
  • bodily: By moving the whole of something
  • cubic: Measurement of the length, width, and height
  • semen: Bodily fluid ejaculated from a man's penis
  • asap: Shortened form of 'As soon as possible'
  • millimeter: Unit of measure, 1/1000 of a meter (symbol mm)
  • replication: Act of making more exact copies of itself
  • zipper: Device with interlocking teeth to close pants, etc.
  • retrovirus: Any of a group of viruses that contain two single-strand linear RNmolecules per virion and reverse transcriptase (RNto DNA); the virus transcribes its RNinto a cDNprovirus that is then incorporated into the host cell
  • preventative: Intended to stop something bad from happening
  • hiv: Infection by the human immunodeficiency virus
  • helper: A person who assists someone
  • rna: Long linear polymer of nucleotides that transmit genetic information from DNto cytoplasm
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  • not found vocabularyNo vocabulary matches your filters
    • asap

      US

      UK

      • Adverb
      • Shortened form of 'As soon as possible'
      C2
      More
    • audible

      US /ˈɔdəbəl/

      UK /ˈɔ:dəbl/

      • Adjective
      • Capable of being heard; loud enough to be heard
      B2
      More
    • block

      US /blɑk/

      UK /blɒk/

      • Noun (Countable/Uncountable)
      • Solid piece of material used for building
      • A piece of wood, chocolate etc.
      • Transitive Verb
      • To stop from going forward or making progress
      • To obstruct or prevent the movement or passage of.
      A2
      More
    • blood

      US /blʌd/

      UK /blʌd/

      • Uncountable Noun
      • Red liquid in the bodies of people and animals
      • Related by birth; family
      • Transitive Verb
      • To be initiated into something, e.g. a secret club
      A2
      More
    • bloodstream

      US /ˈblʌdˌstrim/

      UK /ˈblʌdstri:m/

      • Uncountable Noun
      • Blood flowing through the circulatory system
      C2
      More
    • bodily

      US /ˈbɑdli/

      UK /'bɒdɪlɪ/

      • Adverb
      • By moving the whole of something
      • Physically, as when lifting someone
      B1
      More
    • cell

      US /sɛl/

      UK /sel/

      • Countable Noun
      • Smallest unit of living things in biology
      • Group of people - often from a secret organization
      A2
      More
    • cubic

      US /ˈkjubɪk/

      UK /ˈkju:bɪk/

      • Adjective
      • Measurement of the length, width, and height
      B2
      More
    • cure

      US /kjʊr/

      UK /kjʊə(r)/

      • Noun
      • Something that solves a problem or makes it better
      • Medical treatment making a sick person healthy
      • Transitive Verb
      • To fix or improve a problem
      • To make someone healthy or make a disease go away
      B1
      More
    • deficiency

      US /dɪˈfɪʃənsi/

      UK /dɪˈfɪʃnsi/

      • Noun
      • Lack of something that is necessary
      B2
      More
    • enzyme

      US /ˈɛnzaɪm/

      UK /ˈenzaɪm/

      • Noun
      • A protein made by cells
      B2TOEIC
      More
    • essential

      US /ɪˈsɛnʃəl/

      UK /ɪ'senʃl/

      • Adjective
      • Extremely or most important and necessary
      • Fundamental; basic.
      • Noun
      • A concentrated hydrophobic liquid containing volatile aroma compounds from plants.
      B1TOEIC
      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
    • evidence of

      US

      UK

      • Phrase
      • Facts, objects, or signs that make you believe that something is true.
      • Something that shows that something else exists or is true.
      A1
      More
    • explore

      US /ɪkˈsplɔr/

      UK /ɪk'splɔ:(r)/

      • Transitive Verb
      • To examine something in detail to learn about it
      • To travel to a place to discover more about it
      A2TOEIC
      More
    • fall below

      US /fɔl bɪˈlo/

      UK /fɔ:l bɪˈləu/

      • other
      • To decrease to less than a certain level or amount.
      A2
      More
    • fend

      US /fɛnd/

      UK /fend/

      • Verb (Transitive/Intransitive)
      • To try to manage for yourself without assistance
      B2
      More
    • fend off

      US /fɛnd ɔf/

      UK /fend ɔf/

      • Phrasal Verb
      • To defend and keep (threats) at distance
      • To ward off or protect oneself from something unwanted or unpleasant.
      B2
      More
    • fuse

      US /fjuz/

      UK /fju:z/

      • Noun
      • Device connected to and making a bomb explode
      • Electrical safety device
      • Verb (Transitive/Intransitive)
      • (Metal) to become one through heat contact
      • To become combined; unite.
      B2
      More
    • genome

      US /ˈdʒi:noʊm/

      UK /ˈdʒi:nəʊm/

      • Noun
      • Complete set of genetic material in an organism
      B2
      More
    • hiv

      US

      UK

      • Noun
      • Infection by the human immunodeficiency virus
      B1
      More
    • host

      US /host/

      UK /həʊst/

      • Noun (Countable/Uncountable)
      • Mass; a great number
      • Person who entertains guests
      • Transitive Verb
      • To be the sponsor of an event, e.g. the Olympics
      • To lead or start a party, program, or other event
      A2TOEIC
      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 the news

      US

      UK

      • Phrase
      • Being widely reported in the media.
      A1
      More
    • infect

      US /ɪnˈfɛkt/

      UK /ɪn'fekt/

      • Transitive Verb
      • To introduce a computer virus to
      • To give a disease, bacteria or virus to
      B1
      More
    • marrow

      US /ˈmæro/

      UK /'mærəʊ/

      • Uncountable Noun
      • A soft, fatty tissue inside bones
      C2
      More
    • medicine

      US /ˈmɛdɪsɪn/

      UK /ˈmedsn/

      • Noun (Countable/Uncountable)
      • Something used in treating illness or pain
      • Science of preventing, treating, or curing disease
      A2TOEIC
      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
    • mutate

      US /ˈmjutet,mjuˈtet/

      UK /mju:'teɪt/

      • Intransitive Verb
      • To develop into another thing; change
      B2
      More
    • mutation

      US /mjuˈteʃən/

      UK /mju:'teɪʃn/

      • Noun
      • Change that changes genetic structure
      B2
      More
    • on the go

      US /ɑn ði ɡo/

      UK /ɔn ðə ɡəu/

      • Adjective
      • Very busy and active.
      A1
      More
    • pharmaceutical

      US /ˌfɑ:rməˈsu:tɪkl/

      UK /ˌfɑ:məˈsu:tɪkl/

      • Adjective
      • Concerning the science of drugs and medicines
      B2
      More
    • pneumonia

      US /nu:ˈmoʊniə/

      UK /nju:ˈməʊniə/

      • Uncountable Noun
      • Serious illness affecting the lungs and breathing
      B2
      More
    • preventative

      US /prɪˈvɛntətɪv/

      UK /prɪ'ventətɪv/

      • Adjective
      • Intended to stop something bad from happening
      • Noun
      • Something that is intended to stop something from happening.
      • A medicine or treatment intended to prevent a disease or condition.
      B1
      More
    • progress

      US /ˈprɑɡˌrɛs, -rəs, ˈproˌɡrɛs/

      UK /'prəʊɡres/

      • Verb (Transitive/Intransitive)
      • To move forward or toward a place or goal
      • To make progress; develop or improve.
      • Uncountable Noun
      • Act of moving forward
      • The process of improving or developing something over a period of time.
      A2TOEIC
      More
    • redefine

      US /ˌriːdɪˈfaɪn/

      UK /ˌri:dɪˈfaɪn/

      • Transitive Verb
      • To give a new explanation of or reason for
      • To set or mark the limits of something again
      B1
      More
    • replication

      US /ˌrɛplɪˈkeʃən/

      UK /ˌreplɪ'keɪʃn/

      • Uncountable Noun
      • Act of making more exact copies of itself
      • Act of repeating a previous action
      B2
      More
    • resistant

      US /rɪˈzɪstənt/

      UK /rɪˈzɪstənt/

      • Adjective
      • Not affected by something
      • Being opposed to or wanting to prevent something
      • Noun
      • A person who resists authority or control.
      A2
      More
    • semen

      US /ˈsimən/

      UK /ˈsi:men/

      • Uncountable Noun
      • Bodily fluid ejaculated from a man's penis
      C1
      More
    • specific

      US /spɪˈsɪfɪk/

      UK /spəˈsɪfɪk/

      • Adjective
      • Precise; particular; just about that thing
      • Concerning one particular thing or kind of thing
      A2
      More
    • such as

      US /sʌtʃ æz/

      UK /sʌtʃ æz/

      • Preposition
      • For example; like
      A1
      More
    • suppress

      US /səˈprɛs/

      UK /səˈpres/

      • Transitive Verb
      • To prevent the display of emotion or feeling
      • To use force to prevent something happening
      B1TOEIC
      More
    • susceptible

      US /səˈsɛptəbəl/

      UK /səˈseptəbl/

      • Adjective
      • Likely to fall prey to, be drawn to or influenced
      • At risk of developing a certain illness or problem
      B2TOEIC
      More
    • syndrome

      US /ˈsɪnˌdrom/

      UK /'sɪndrəʊm/

      • Noun
      • A group of signs and symptoms of a disease
      B1
      More
    • thanks to

      US /θæŋks tu/

      UK /θæŋks tu:/

      • Preposition
      • Because of; as a result of.
      A1
      More
    • transmit

      US /trænsˈmɪt, trænz-/

      UK /trænsˈmɪt/

      • Transitive Verb
      • To broadcast by using signals to a radio/TV
      • To broadcast by using signals to a radio/TV
      B1
      More
    • transplant

      US /trænsˈplænt/

      UK /trænsˈplɑ:nt/

      • Noun
      • A medical operation to replace organs of the body
      • Transitive Verb
      • To replace organ in the body by an operation
      B2
      More
    • trial

      US /ˈtraɪəl, traɪl/

      UK /ˈtraɪəl/

      • Noun (Countable/Uncountable)
      • Hearing and judgment of a case in court
      • Act or process of testing or experimenting
      • Transitive Verb
      • To be made or done as a test or experiment
      A2TOEIC
      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
    • ultimately

      US /ˈʌltəmɪtli/

      UK /ˈʌltɪmətli/

      • Adverb
      • Done or considered as the final and most important
      • Fundamentally; at the most basic level.
      B1TOEIC
      More
    • viral

      US /ˈvaɪrəl/

      UK /ˈvaɪrəl/

      • Adjective
      • Of or caused by a virus
      • Becoming very popular by circulating quickly from person to person, especially through the Internet.
      B2
      More
    • virus

      US /ˈvaɪrəs/

      UK /'vaɪrəs/

      • Noun
      • File secretly put on computers to cause harm
      • Living organism that causes disease or sickness
      B1
      More
    • zipper

      US /ˈzɪpɚ/

      UK /'zɪpə(r)/

      • Noun
      • Device with interlocking teeth to close pants, etc.
      B1
      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
    #hiv#replication#rna#immune#bloodstream#audible

    The Science of HIV/AIDS

    0
    韓澐 posted on 2016/09/27
    Ever wondered about the science behind HIV/AIDS? This video dives deep into how the virus works, how it's transmitted, and the amazing advancements in treatments like antiretroviral therapy and PrEP. You'll pick up some really useful advanced vocabulary while learning about this important topic!

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