Vocabulary

  • at night: During the night; in the nighttime.
  • at the end of the day: Ultimately; when everything else is considered.
  • catch up: To become equal with another person
  • phone in: Call someone by phone, often to report or notify remotely.
  • in fact: Used to emphasize the truth of a statement, especially one that contrasts with or contradicts something else.
  • in on: To be involved in a secret or plan.
  • wake up: To stop sleeping
  • bump up: To increase something, often by a small amount.
  • get hands on: Involving active participation and direct experience.
  • for free: Without charge; at no cost.
  • episode: One separate event in a series of events
  • figure: To appear in a game, play or event
  • realize: To become aware of or understand mentally
  • trick: To fool someone in order to obtain a result
  • impact: A striking effect or result to hit with force
  • immediately: Without any delay; straight away
  • artificial: Dishonest, to seem fake, not sincere
  • spectrum: The wavelengths of colors from red to violet
  • brilliant: Having a great amount of intelligence or talent
  • amount: Quantity of something
  • hormone: Chemical produced by the body to control functions
  • relationship: Connection between two or more people or things
  • stare: To look at someone or something for a long time
  • feature: Special report in a magazine or paper
  • shift: To change in position or direction
  • stimulate: To arouse or excite emotionally
  • disrupt: To cause a disturbance in an activity in progress
  • mean: Average of a set of numbers
  • advice: Suggestion about what would help someone
  • blast: To attack someone with words
  • circadian: Concerning biological processes occurring at -hour intervals
  • dramatically: In a sudden or extreme manner
  • suppress: To prevent the display of emotion or feeling
  • huge: Very very large
  • melatonin: Hormone secreted by the pineal gland
  • wreck: Car, plane, boat accident damaging the vehicle
  • counteract: To reduce the impact doing something opposite
  • topic: Subject or issue people talk or write about
  • respond: To answer something or someone
  • role: Character played by an actor
  • internal: Being or happening in the body
  • malleable: Easily changed into a new shape (or attitude)
  • solution: Mix of a liquid and a solid or a gas
  • suggest: To mention something that could be done; propose
  • source: Piece of information; a person giving information
  • slight: Small (amount, quality)
  • expose: To make visible, without covering or protection
  • calendar: A table showing the days, months and years
  • bump: To bounce along over a rough surface
  • complicate: To make more difficult to do, understand or use
  • biological: Being related to life and living things
  • distribution: Dividing or spreading out to others
  • system: Set of organized, planned ideas that work together
  • natural: Being as one would expect; being usual or normal
  • difference: A thing or issue that people do not agree about
  • start: First time or place that a thing exists; beginning
  • interested: Having had your attention taken; curious
  • healthy: In good condition physically, or financially; well
  • train: Line of people, animals moving the same direction
  • effectiveness: Degree of how well something works or is done
  • work: The product of some artistic or literary endeavor
Placeholder Image

    Preparing usage notes, please check back later

  • not found vocabularyNo vocabulary matches your filters
    • advice

      US /əd'vaɪs/

      UK /ədˈvaɪs/

      • Uncountable Noun
      • Suggestion about what would help someone
      • Professional guidance from a lawyer or legal expert.
      A2TOEIC
      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
    • at night

      US /æt naɪt/

      UK /æt nait/

      • Phrase
      • During the night; in the nighttime.
      A1
      More
    • at the end of the day

      US

      UK

      • Phrase
      • Ultimately; when everything else is considered.
      • After a day's work or activities.
      A1
      More
    • biological

      US /ˌbaɪəˈlɑdʒɪkəl/

      UK /ˌbaɪəˈlɒdʒɪkl/

      • Adjective
      • Being related to life and living things
      • A substance, such as a detergent, that contains enzymes.
      B1
      More
    • blast

      US /blæst/

      UK /blɑ:st/

      • Transitive Verb
      • To attack someone with words
      • To destroy something with explosives
      • Noun (Countable/Uncountable)
      • Destructive wave of air from an explosion
      • Strong current of wind
      B1
      More
    • brilliant

      US /ˈbrɪljənt/

      UK /'brɪlɪənt/

      • Adjective
      • Having a great amount of intelligence or talent
      • Being very bright, like a diamond; shining
      • Noun
      • A diamond or other gem cut in a particular form with many facets to have exceptional brilliance.
      A2
      More
    • bump

      US /bʌmp/

      UK /bʌmp/

      • Verb (Transitive/Intransitive)
      • To bounce along over a rough surface
      • To knock against with force or violence
      • Noun
      • Act or sound of one solid object hitting another
      • Raised area on any smooth surface
      B1
      More
    • bump up

      US /bʌmp ʌp/

      UK /bʌmp ʌp/

      • Phrasal Verb
      • To increase something, often by a small amount.
      • To promote someone to a higher position.
      B2
      More
    • calendar

      US /ˈkæləndɚ/

      UK /ˈkælɪndə(r)/

      • Noun (Countable/Uncountable)
      • A table showing the days, months and years
      • A system for organizing days, weeks, months, and years.
      B1
      More
    • catch up

      US /kætʃ ʌp/

      UK /kætʃ ʌp/

      • Phrasal Verb
      • To become equal with another person
      • To inform others of the latest news
      • Verb (Transitive/Intransitive)
      • To do something that you have not been able to do recently.
      • To meet someone you know in order to talk to them and find out what they have been doing.
      A1
      More
    • complicate

      US /ˈkɑ:mplɪkeɪt/

      UK /ˈkɒmplɪkeɪt/

      • Transitive Verb
      • To make more difficult to do, understand or use
      B1
      More
    • counteract

      US /ˌkaʊntɚˈækt/

      UK /ˌkaʊntərˈækt/

      • Transitive Verb
      • To reduce the impact doing something opposite
      C1
      More
    • disrupt

      US /dɪsˈrʌpt/

      UK /dɪsˈrʌpt/

      • Transitive Verb
      • To cause a disturbance in an activity in progress
      B2TOEIC
      More
    • distribution

      US /ˌdɪstrəˈbjuʃən/

      UK /ˌdɪstrɪˈbju:ʃn/

      • Noun (Countable/Uncountable)
      • Dividing or spreading out to others
      • Act of sending products to stores to sell
      • Adjective
      • Sending products to stores to sell
      B1
      More
    • dramatically

      US /drəˈmætɪkl:ɪ/

      UK /drə'mætɪklɪ/

      • Adverb
      • In a sudden or extreme manner
      • In a theatrical or exaggerated manner.
      B1
      More
    • effectiveness

      US /əˈfɛktɪvnɪs/

      UK /ɪˌfek'tɪvnɪs/

      • Uncountable Noun
      • Degree of how well something works or is done
      B2
      More
    • episode

      US /ˈɛpɪˌsod/

      UK /'epɪsəʊd/

      • Noun
      • One separate event in a series of events
      • Show which is part of a larger story
      B1TOEIC
      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
    • feature

      US /ˈfitʃɚ/

      UK /'fi:tʃə(r)/

      • Noun (Countable/Uncountable)
      • Special report in a magazine or paper
      • Distinctive or important point of something
      • Transitive Verb
      • To highlight or give special importance to
      • To give prominence to; to present or promote as a special or important item.
      A2TOEIC
      More
    • for free

      US /fɔr fri/

      UK /fɔ: fri:/

      • Phrase
      • Without charge; at no cost.
      • Adjective
      • Available without payment.
      A2
      More
    • get hands on

      US

      UK

      • Adjective
      • Involving active participation and direct experience.
      • Verb (Transitive/Intransitive)
      • To become actively involved in managing or doing something.
      A1
      More
    • hormone

      US /ˈhɔrˌmon/

      UK /'hɔ:məʊn/

      • Noun
      • Chemical produced by the body to control functions
      B2
      More
    • huge

      US /hjudʒ/

      UK /hju:dʒ/

      • Adjective
      • Very very large
      A2
      More
    • impact

      US /ˈɪmˌpækt/

      UK /'ɪmpækt/

      • Noun
      • A striking effect or result to hit with force
      • Act or force of one thing hitting something else
      • Verb (Transitive/Intransitive)
      • To hit or strike someone or something with force
      • To have a strong effect on someone or something.
      A2TOEIC
      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 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
    • internal

      US /ɪnˈtɚnəl/

      UK /inˈtə:nəl/

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

      US /ˈmæliəbəl/

      UK /ˈmæliəbl/

      • Adjective
      • Easily changed into a new shape (or attitude)
      • Capable of being shaped or formed by hammering or pressure.
      C1TOEIC
      More
    • melatonin

      US //mel.əˈtoʊ.nɪn//

      UK //mel.əˈtəʊ.nɪn//

      • Uncountable Noun
      • Hormone secreted by the pineal gland
      • A synthetic form of the hormone melatonin, often taken as a dietary supplement to promote sleep.
      B1
      More
    • phone in

      US /foʊn ɪn/

      UK /fəʊn ɪn/

      • other
      • Call someone by phone, often to report or notify remotely.
      B2
      More
    • relationship

      US /rɪˈleʃənˌʃɪp/

      UK /rɪˈleɪʃnʃɪp/

      • Noun (Countable/Uncountable)
      • Connection between two or more people or things
      • Way people interact or live with each other
      A2TOEIC
      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
    • role

      US /rol/

      UK /rəʊl/

      • Noun
      • Character played by an actor
      • Part you play in an activity; job; responsibility
      A2
      More
    • shift

      US /ʃɪft/

      UK /ʃɪft/

      • Verb (Transitive/Intransitive)
      • To change in position or direction
      • To move something from one place to another
      • Noun (Countable/Uncountable)
      • A change in a persons plans, opinions or beliefs
      • Period of work starting at a certain time
      A2
      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
    • solution

      US /səˈluʃən/

      UK /səˈlu:ʃn/

      • Noun (Countable/Uncountable)
      • Mix of a liquid and a solid or a gas
      • Way to solve or deal with a problem
      A2
      More
    • source

      US /sɔrs, sors/

      UK /sɔ:s/

      • Noun (Countable/Uncountable)
      • Piece of information; a person giving information
      • Place from which something necessary comes
      • Adjective
      • Produces or provides what is wanted or needed
      A2TOEIC
      More
    • spectrum

      US /ˈspɛktrəm/

      UK /'spektrəm/

      • Noun
      • The wavelengths of colors from red to violet
      • a range of different positions, opinions, etc. between two extreme points
      B1
      More
    • stare

      US /stɛr/

      UK /steə(r)/

      • Verb (Transitive/Intransitive)
      • To look at someone or something for a long time
      • Noun
      • A long look at something or someone for a reason
      A2
      More
    • stimulate

      US /ˈstɪmjəˌlet/

      UK /'stɪmjʊleɪt/

      • Transitive Verb
      • To arouse or excite emotionally
      B1
      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
    • topic

      US /ˈtɑpɪk/

      UK /'tɒpɪk/

      • Noun (Countable/Uncountable)
      • Subject or issue people talk or write about
      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
    • wake up

      US /wek ʌp/

      UK /weik ʌp/

      • Phrasal Verb
      • To stop sleeping
      • To become fully aware and alert to a situation.
      A1
      More
    • wreck

      US /rɛk/

      UK /rek/

      • Noun (Countable/Uncountable)
      • Car, plane, boat accident damaging the vehicle
      • (Informal) one in poor emotional/physical condition
      • Transitive Verb
      • To ruin something completely
      • To destroy a vehicle, building completely
      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
    B1
    #Vox#melatonin#circadian#lux#sleep#brilliant

    How screens actually affect your sleep

    0
    林宜悉 posted on 2024/02/22
    Ever wonder why scrolling on your phone before bed makes it so hard to fall asleep? This video dives into the fascinating science behind blue light, melatonin, and your circadian rhythm, giving you practical tips to improve your sleep hygiene. You'll pick up some advanced vocabulary related to sleep science while learning how to get a better night's rest!

    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