Vocabulary

  • such as: For example; like
  • in order to: For the purpose of; with the aim of.
  • of itself: Happening automatically without external cause or help.
  • move into: To start living in a new house or building
  • on the other hand : Considering a different aspect of the matter; alternatively.
  • genetic information: Hereditary information encoded in the genetic material (DNA or RNA) of an organism.
  • merge with: To combine or blend together into a single entity.
  • look into: To investigate or try to discover the reasons for
  • have to: Must do
  • breathe in: To inhale; to take air into the lungs.
  • lead to: To result in some action
  • ramp up: To increase the level or amount of something sharply.
  • in other words: Stating something in a different way, often to make it clearer or more understandable.
  • against time: Working under pressure to meet a deadline; in a race to finish something quickly.
  • stay home: To remain in one's house or residence.
  • at least: As a minimum
  • check out
  • fatigue: Breaking due to being moved or bent many times
  • immune: Having a special protection from, e.g. the law
  • material: Cloth; fabric
  • evidence: Factual proof that helps to establish the truth
  • contagious: Able to be passed on by touch
  • develop: To explain something in steps and in detail
  • consume: To eat, drink, buy or use up something
  • respiratory: (Medical) concerning breathing
  • inflammation: Painful swelling in the body due to illness
  • overwhelm: To defeat something or someone completely
  • viral: Of or caused by a virus
  • molecule: Two or more atoms chemically combined
  • protein: Group of molecules made from amino acids
  • fluid: A material that can easily flow, e.g. water
  • assumption: Something you believe to be so, but aren't sure of
  • prime: To get a person ready for; prepare someone
  • contract: To become ill as a result of getting a disease
  • spike: The top point in a graph
  • stimulate: To arouse or excite emotionally
  • occur: To come to pass or to happen
  • pneumonia: Serious illness affecting the lungs and breathing
  • genetic: Of, relating to, or controlled by genes
  • typical: Normal; usual; expected
  • vaccine: Shot using weak disease cells to stop same disease
  • primarily: In the most basic or important way
  • flexible: Bending easily
  • lead: Wire for electricity, computer, etc.; cable
  • device: Object, machine, or equipment for a specific use
  • oxygen: A gas in the air that we need to breathe
  • mucus: Thick liquid substance made in certain parts of the human body, such as the nose
  • respond: To answer something or someone
  • infection: (Computers) Having a computer virus
  • project: To predict what will happen in the future
  • internal: Being or happening in the body
  • expose: To make visible, without covering or protection
  • exhale: To breathe out the air or smoke in your lungs
  • coronavirus: Any of a group of RNA viruses that cause a variety of diseases in humans and other animals.
  • ramp: Path that increases in height as you walk up it
  • destroy: To damage so badly that something no longer exists
  • dioxide: An oxide containing two oxides per molecule
  • pain: Strong feeling of hurt or discomfort
  • confusion: Not knowing what to do; state of disorder
  • system: Set of organized, planned ideas that work together
  • gather: To bring objects together into one place
  • breathe: To move air into and out of your lungs
  • faint: To suddenly become unconscious and fall down
  • multiply: To increase in number by reproducing/having babies
  • information: Collection of facts and details about something
  • catch: Amount of something that has been caught
  • membrane: Outside covering of a cell
  • fever: A high body temperature, indicating illness
  • sack: To put something in a large bag
  • receptor: A nerve ending that changes stimuli into impulses
  • protect: To defend someone or something from harm or danger
  • virus: File secretly put on computers to cause harm
  • shell: Hard outer cover of an egg, fruit, nut, or seed
  • difficult: Hard; not easy; you need to work hard to do it
  • reproduce: To make a copy of something
  • expel: To force a person to leave a place or organization
  • nucleus: Center of an atom
  • healthy: In good condition physically, or financially; well
  • influenza: Full name for the 'flu'
  • back: Farthest from the front e.g. in a classroom
Placeholder Image

Preparing usage notes, please check back later

  • not found vocabularyNo vocabulary matches your filters
    • against time

      US /əˈɡenst taɪm/

      UK /əˈɡenst taim/

      • Phrase
      • Working under pressure to meet a deadline; in a race to finish something quickly.
      More
    • assumption

      US /əˈsʌmpʃən/

      UK /ə'sʌmpʃn/

      • Noun (Countable/Uncountable)
      • Something you believe to be so, but aren't sure of
      A2
      More
    • at least

      US /æt list/

      UK /æt li:st/

      • Adverb
      • As a minimum
      • Not less than
      • Phrase
      • No less than; at the minimum
      • Used to indicate that something is positive in a bad situation.
      C2
      More
    • breathe

      US /brið/

      UK /bri:ð/

      • Verb (Transitive/Intransitive)
      • To move air into and out of your lungs
      • To say something very softly
      A2
      More
    • breathe in

      US /brið ɪn/

      UK /bri:ð in/

      • Phrasal Verb
      • To inhale; to take air into the lungs.
      B1
      More
    • check out

      US /tʃɛk aʊt/

      UK /tʃek aut/

      • Phrase
      • Phrasal Verb
      • To find out information about something
      • To take books out of a library
      A1
      More
    • confusion

      US /kənˈfjuʒən/

      UK /kən'fju:ʒən/

      • Uncountable Noun
      • Not knowing what to do; state of disorder
      B1
      More
    • consume

      US /kənˈsum/

      UK /kən'sju:m/

      • Transitive Verb
      • To eat, drink, buy or use up something
      • To take all your energy; focus the attention
      A2TOEIC
      More
    • contagious

      US /kənˈtedʒəs/

      UK /kənˈteɪdʒəs/

      • Adjective
      • Able to be passed on by touch
      • (of a disease) able to be transmitted by infection.
      C2
      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
    • device

      US /dɪˈvaɪs/

      UK /dɪˈvaɪs/

      • Noun (Countable/Uncountable)
      • Object, machine, or equipment for a specific use
      • Method of doing something; a way
      A2TOEIC
      More
    • dioxide

      US /daɪˈɑksaɪd/

      UK /daɪˈɒksaɪd/

      • Noun
      • An oxide containing two oxides per molecule
      B2
      More
    • exhale

      US /ɛksˈhel,ɛkˈhel/

      UK /eksˈheɪl/

      • Intransitive Verb
      • To breathe out the air or smoke in your lungs
      C1
      More
    • expel

      US /ɪkˈspɛl/

      UK /ɪk'spel/

      • Transitive Verb
      • To force a person to leave a place or organization
      • To release or push something (e.g. air) out
      B2TOEIC
      More
    • expose

      US /ɪkˈspoʊz/

      UK /ɪk'spəʊz/

      • Transitive Verb
      • To make visible, without covering or protection
      • To allow light through a cameras lens onto film
      A2TOEIC
      More
    • faint

      US /fent/

      UK /feɪnt/

      • Intransitive Verb
      • To suddenly become unconscious and fall down
      • Adjective
      • Lacking strength; weak; lacking clarity
      • Very small, as in a chance or hope
      A2
      More
    • fatigue

      US /fəˈtiɡ/

      UK /fəˈti:g/

      • Uncountable Noun
      • Breaking due to being moved or bent many times
      • Being very tired
      • Transitive Verb
      • To cause someone or something to become very tired
      B2
      More
    • fever

      US /ˈfivɚ/

      UK /'fi:və(r)/

      • Noun (Countable/Uncountable)
      • A high body temperature, indicating illness
      • State of excited emotion or activity
      • Transitive Verb
      • To cause to have a fever.
      B1
      More
    • flexible

      US /ˈflɛksəbəl/

      UK /ˈfleksəbl/

      • Adjective
      • Bending easily
      • Able to adjust to new events, requirements easily
      B1TOEIC
      More
    • fluid

      US /ˈfluɪd/

      UK /'flu:ɪd/

      • Noun (Countable/Uncountable)
      • A material that can easily flow, e.g. water
      • Liquid that flows smoothly, such as water
      • Adjective
      • Able to move smoothly or gracefully
      • Liable to change; unstable.
      B2
      More
    • gather

      US /ˈɡæðɚ/

      UK /ˈgæðə(r)/

      • Transitive Verb
      • To bring objects together into one place
      • To collect foods such as wild berries or crops
      • Noun
      • Fold in cloth, as in a full skirt
      A2TOEIC
      More
    • genetic

      US /dʒəˈnɛtɪk/

      UK /dʒəˈnetɪk/

      • Adjective
      • Of, relating to, or controlled by genes
      • Relating to genes or heredity.
      B1
      More
    • genetic information

      US /dʒəˈnɛtɪk ˌɪnfɚˈmeʃən/

      UK /dʒiˈnetik ˌɪnfəˈmeiʃən/

      • Uncountable Noun
      • Hereditary information encoded in the genetic material (DNA or RNA) of an organism.
      More
    • have to

      US /hæv tu/

      UK /ˈhæv tə/

      • Auxiliary Verb
      • Must do
      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 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 other words

      US

      UK

      • Phrase
      • Stating something in a different way, often to make it clearer or more understandable.
      More
    • infection

      US /ɪnˈfɛkʃən/

      UK /ɪnˈfekʃn/

      • Noun
      • (Computers) Having a computer virus
      • Making or becoming sick with a bacteria/virus
      A2
      More
    • inflammation

      US /ˌɪnfləˈmeʃən/

      UK /ˌɪnfləˈmeɪʃn/

      • Noun (Countable/Uncountable)
      • Painful swelling in the body due to illness
      • A condition in which a part of the body becomes reddened, swollen, hot, and often painful, especially as a reaction to injury or infection.
      B2
      More
    • influenza

      US /ˌɪnflʊ'enzə/

      UK /ˌɪnfluˈenzə/

      • Noun
      • Full name for the 'flu'
      B2
      More
    • internal

      US /ɪnˈtɚnəl/

      UK /inˈtə:nəl/

      • Adjective
      • Being or happening in the body
      • Being, happening in a country, state, organization
      B1TOEIC
      More
    • lead to

      US /lid tu/

      UK /li:d tu:/

      • Phrasal Verb
      • To result in some action
      • Verb (Transitive/Intransitive)
      • To have something as a consequence or result.
      A1
      More
    • look into

      US /lʊk ˈɪntu/

      UK /luk ˈɪntuː/

      • Phrasal Verb
      • To investigate or try to discover the reasons for
      A1
      More
    • material

      US /məˈtɪriəl/

      UK /məˈtɪəriəl/

      • Noun (Countable/Uncountable)
      • Cloth; fabric
      • Supplies or data needed to do a certain thing
      • Adjective
      • Relevant; (of evidence) important or significant
      • Belonging to the world of physical things
      A2
      More
    • membrane

      US /ˈmɛmˌbren/

      UK /'membreɪn/

      • Noun (Countable/Uncountable)
      • Outside covering of a cell
      • A thin covering of tissue or of a cell
      B2
      More
    • merge with

      US /mɚdʒ wɪð/

      UK /mə:dʒ wið/

      • Phrasal Verb
      • To combine or blend together into a single entity.
      C2
      More
    • molecule

      US /ˈmɑlɪˌkjul/

      UK /ˈmɒlɪkju:l/

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

      US /muv ˈɪntu/

      UK /mu:v ˈɪntuː/

      • Phrasal Verb
      • To start living in a new house or building
      • To start being involved in a new area of business or activity.
      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
    • nucleus

      US /ˈnu:kliəs/

      UK /ˈnju:kliəs/

      • Noun
      • Center of an atom
      • Control center of a cell
      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 itself

      US /ʌv ɪtˈself/

      UK /əv ɪtˈself/

      • other
      • Happening automatically without external cause or help.
      B1
      More
    • on the other hand

      US

      UK

      • Phrase
      • Considering a different aspect of the matter; alternatively.
      A1
      More
    • overwhelm

      US /ˌoʊvərˈwelm/

      UK /ˌəʊvəˈwelm/

      • Transitive Verb
      • To defeat something or someone completely
      • To affect someone emotionally in a strong way
      B1TOEIC
      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
    • pneumonia

      US /nu:ˈmoʊniə/

      UK /nju:ˈməʊniə/

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

      US /praɪˈmɛrəli, -ˈmɛr-/

      UK /praɪˈmerəli/

      • Adverb
      • In the most basic or important way
      A2TOEIC
      More
    • prime

      US /praɪm/

      UK /praɪm/

      • Transitive Verb
      • To get a person ready for; prepare someone
      • To coat with paint to prepare it for the main coat
      • Adjective
      • Concerning the highest in quality or value
      • Concerning the highest level of achievement
      A2TOEIC
      More
    • protein

      US /ˈprəʊˌtiːn/

      UK /ˈprəʊti:n/

      • Noun (Countable/Uncountable)
      • Group of molecules made from amino acids
      B1
      More
    • ramp

      US /ræmp/

      UK /ræmp/

      • Noun
      • Path that increases in height as you walk up it
      • Transitive Verb
      • To slope or incline; (phrasal: ramp up) to increase the level or amount of something sharply; to furnish with a sloping surface.
      B2
      More
    • ramp up

      US /ræmp ʌp/

      UK /ræmp ʌp/

      • Phrasal Verb
      • To increase the level or amount of something sharply.
      More
    • receptor

      US /rɪˈseptər /

      UK /rɪˈseptə(r)/

      • Noun
      • A nerve ending that changes stimuli into impulses
      B2
      More
    • reproduce

      US /ˌriprəˈdus, -ˈdjus/

      UK /ˌri:prə'dju:s/

      • Verb (Transitive/Intransitive)
      • To make a copy of something
      • To have children/young; grow roots/new plants
      B1
      More
    • respiratory

      US /ˈrɛspərəˌtɔri, -ˌtori, rɪˈspaɪrə-/

      UK /ˈrespərəˌtɔ:ri:, -ˌtəʊri:, rɪˈspaɪərə-/

      • Adjective
      • (Medical) concerning breathing
      • Having the function of respiration.
      • Noun
      • The branch of medicine concerned with the organs of respiration.
      • The system of organs involved in breathing.
      C1
      More
    • respond

      US /rɪˈspɑnd/

      UK /rɪ'spɒnd/

      • Verb (Transitive/Intransitive)
      • To answer something or someone
      • To have a good reaction to e.g. medical treatment
      A2TOEIC
      More
    • sack

      US /sæk/

      UK /sæk/

      • Verb (Transitive/Intransitive)
      • To put something in a large bag
      • To dismiss a person from their job; fire
      • Countable Noun
      • Large strong bag made of fibers, plastic, etc.
      B1
      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
    • spike

      US /spaɪk/

      UK /spaɪk/

      • Noun
      • The top point in a graph
      • Long, thin metal rod that ends in a point
      • Intransitive Verb
      • To go up to a point on a graph
      B2
      More
    • stay home

      US

      UK

      • Intransitive Verb
      • To remain in one's house or residence.
      A1
      More
    • stimulate

      US /ˈstɪmjəˌlet/

      UK /'stɪmjʊleɪt/

      • Transitive Verb
      • To arouse or excite emotionally
      B1
      More
    • such as

      US /sʌtʃ æz/

      UK /sʌtʃ æz/

      • Preposition
      • For example; like
      A1
      More
    • typical

      US /ˈtɪpɪkəl/

      UK /ˈtɪpɪkl/

      • Adjective
      • Normal; usual; expected
      • Serving as a representative example of a particular type.
      A2
      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
    • 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
    Video not in English?
    Video not in English?

    Get the full experience in the app

    Learn anywhere with detailed sentence and usage analysis

    preview
    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.

    Get the full experience in the app

    Look up words anytime with pronunciation, part of speech, and usage

    preview

    brave

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

    Get the full experience in the app

    Practice speaking anytime and get instant pronunciation feedback

    preview

    Try this speaking exercise.

    Try practicing with this sentence.

    80
    B2US
    #membrane#cell membrane#immune#immune system#develop#body

    COVID-19 Animation: What Happens If You Get Coronavirus?

    0
    ally.chang posted on 2020/04/16
    Ever wondered what happens inside your body when you catch coronavirus? This amazing medical animation from Nucleus Medical Media breaks down the SARS-CoV-2 virus, how it causes pneumonia, and your immune response. You'll pick up tons of advanced vocabulary and practical knowledge that's super useful!

    Learn this video on the APP!

    The VoiceTube App has more in-depth practice for videos!

    Recommended Videos

    Auto Next Video

    Footer

    Download on the App StoreGet it on Google Play

    About

    • About Us
    • Our Learning Services
    • Join Us
    • FAQ
    • Hot Tags

    Services

    • Pronunciation Challenge
    • Saved
    • Search Vocabulary
    • Blog

    Channels

    Levels

    • A1
    • A2
    • B1
    • B2
    • C1
    • C2

    Privacy˙Terms˙
    ©2026 VoiceTube Corporation. All rights reserved