Vocabulary

  • based on: To use something as the foundation or starting point for something else.
  • regardless of
  • in a vacuum: Existing or considered without relation to other things; isolated from outside influences.
  • all along: From the beginning; all the time.
  • for instance: As an example.
  • in on: To be involved in a secret or plan.
  • feel like: To have a desire or inclination for something.
  • attempt: To try to do something challenging or difficult
  • exist: To be present, alive or real
  • universe: All of space that contains planets and stars
  • theory: Ideas or principles that explain facts or events
  • establish: To set or create something to last for a long time
  • number: Symbols such as 1, 2, 56, 793
  • century: Period of 100 years
  • artificial: Dishonest, to seem fake, not sincere
  • believe: To think or accept that something is true
  • sequence: Part of a movie showing one part of the story
  • nature: Person's character or particular way of behaving
  • universal: Existing in all places at all times for all people
  • truth: Real facts about something
  • mankind: All humans thought of as one group; humanity
  • construct: To build or create something
Placeholder Image

Preparing usage notes, please check back later

  • not found vocabularyNo vocabulary matches your filters
    • all along

      US /ɔl əˈlɔŋ/

      UK /ɔ:l əˈlɔŋ/

      • Adverb
      • From the beginning; all the time.
      • Phrase
      • In a line parallel to something long.
      A2
      More
    • artificial

      US /ˌɑrtəˈfɪʃəl/

      UK /ˌɑ:tɪ'fɪʃl/

      • Adjective
      • Dishonest, to seem fake, not sincere
      • (Something) made by people; not created by nature
      B1TOEIC
      More
    • attempt

      US /əˈtɛmpt/

      UK /ə'tempt/

      • Verb (Transitive/Intransitive)
      • To try to do something challenging or difficult
      • Noun
      • Effort made to try to do or accomplish something
      A2TOEIC
      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
    • construct

      US /kənˈstrʌkt/

      UK /kənˈstrʌkt/

      • Transitive Verb
      • To build or create something
      • To create a sentence, story, argument or theory
      • Noun
      • A thought, theory or hypothesis
      A2
      More
    • establish

      US /ɪˈstæblɪʃ/

      UK /ɪˈstæblɪʃ/

      • Transitive Verb
      • To set or create something to last for a long time
      • To use facts, evidence to show truth or clarity
      A2TOEIC
      More
    • feel like

      US

      UK

      • Intransitive Verb
      • To have a desire or inclination for something.
      • To have a particular quality or sensation; resemble.
      A1
      More
    • for instance

      US /fɔr ˈɪnstəns/

      UK /fɔ: ˈinstəns/

      • Adverb
      • As an example.
      • Phrase
      • As an example.
      • As an illustration or case in point
      B1
      More
    • in a vacuum

      US /ɪn e ˈvækjuəm/

      UK /in ə ˈvækjuəm/

      • Phrase
      • Existing or considered without relation to other things; isolated from outside influences.
      • Without any context or background information.
      A1
      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
    • mankind

      US /ˈmænˌkaɪnd/

      UK /mænˈkaɪnd/

      • Uncountable Noun
      • All humans thought of as one group; humanity
      • The quality of being humane; benevolence.
      B2
      More
    • regardless of

      US /rɪˈɡɑrdlɪs ʌv/

      UK /riˈɡɑ:dlis ɔv/

      • Phrase
      • Preposition
      • Without being affected or influenced by something; despite.
      A2
      More
    • sequence

      US /ˈsikwəns, -ˌkwɛns/

      UK /'si:kwəns/

      • Noun
      • Part of a movie showing one part of the story
      • A particular order in which related events, movements, or things follow each other.
      • Transitive Verb
      • To arrange things in an order they should happen
      A2TOEIC
      More
    • theory

      US /ˈθiəri, ˈθɪri/

      UK /ˈθiəri/

      • Noun (Countable/Uncountable)
      • Ideas or principles that explain facts or events
      • An idea or belief about something
      A2TOEIC
      More
    • truth

      US /truθ/

      UK /tru:θ/

      • Uncountable Noun
      • Real facts about something
      A2
      More
    • universal

      US /ˌjunəˈvɚsəl/

      UK /ˌju:nɪˈvɜ:sl/

      • Adjective
      • Existing in all places at all times for all people
      • Done or experienced by everyone
      • Noun (Countable/Uncountable)
      • Things which apply equally to everyone
      • A general term, idea, or concept applicable to many particular things.
      A2
      More
    • universe

      US /ˈjunəˌvɚs/

      UK /ˈju:nɪvɜ:s/

      • Noun (Countable/Uncountable)
      • All of space that contains planets and stars
      • Things surrounding a person, affecting their life
      B2
      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
    #TED-Ed#mathematics#geometry#mathematical#mankind#universe

    【TED-Ed】Is math discovered or invented? - Jeff Dekofsky

    0
    稲葉白兎 posted on 2015/03/09
    Ever wondered if math is something we discover, like a hidden treasure, or invent, like a new game? This fascinating TED-Ed video dives deep into the philosophy of mathematics, exploring ideas from ancient thinkers to modern concepts like non-Euclidean geometry. You'll boost your advanced vocabulary and gain some serious cultural depth with this thought-provoking explainer!

    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