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    vacuum

    US /ˈvækjuəm, -jum, -jəm/

    ・

    UK /'vækjʊəm/

    B1
    n. (c./u.)Noun (Countable/Uncountable)Space with absolutely no air in it
    Send out all the air and you have a vacuum
    n. (c./u.)Noun (Countable/Uncountable)Cleaning machine with engine that sucks up dirt
    The vacuum will pull the dirt out of this floor
    v.t.Transitive VerbTo clean (a floor) using a sucking machine
    It will vacuum up the dirt from your floor
    n. (c./u.)Noun (Countable/Uncountable)A state of emptiness; a void.
    The scandal created a vacuum of leadership.
    n. (c./u.)Noun (Countable/Uncountable)An electron tube.
    The old radio used vacuum tubes.
    adj.AdjectiveSealed to remove air.
    The food was stored in a vacuum container.
    v.t.Transitive VerbTo seal something in a vacuum.
    We vacuum-sealed the leftovers to keep them fresh.

    Video subtitles

    The First Presidential Debate: Hillary Clinton And Donald Trump (Full Debate) | NBC News

    38:58The First Presidential Debate: Hillary Clinton And Donald Trump (Full Debate) | NBC News
    • CREATED A VACUUM THE

      CREATED A VACUUM THE

    • VACUUM UP INTELLIGENCE

      VACUUM UP INTELLIGENCE

    B1

    How to Survive a Building Explosion

    06:05How to Survive a Building Explosion
    • At the detonation site, the air pressure expands outward rapidly, creating a vacuum.

      At the detonation site, the air pressure expands outward rapidly, creating a vacuum.

    • creating a vacuum.

      creating a vacuum.

    B1

    Things They Don't Tell You About Living Alone

    04:15Things They Don't Tell You About Living Alone
    • It is like living in a vacuum, just the soft hum of a fan or AC running.  

      It is like living in a vacuum, just the soft hum of a fan or AC running.  

    B1

    Amazing Earth Facts To Blow Your Mind

    02:53Amazing Earth Facts To Blow Your Mind
    • a giant vacuum - this dust is vestiges of our solar system, broken up asteroids and

      a giant vacuum - this dust is vestiges of our solar system, broken up asteroids and

    B1

    Sexual Assault, Consent and Sexual Harassment: What's The Difference?

    03:14Sexual Assault, Consent and Sexual Harassment: What's The Difference?
    • opportunity to get the Sucker 3,000 Vacuum Cleaner.

      opportunity to get the Sucker 3,000 Vacuum Cleaner.

    B1

    What Is Something?

    05:34What Is Something?
    • Is it what we call a vacuum?

      Is it what we call a vacuum?

    B2

    Two Taiwans, Two Chinas, Twice

    11:54Two Taiwans, Two Chinas, Twice
    • The vacuum left by the fallen empire was filled by a temporary military government called the Beiyang.

      The vacuum left by the fallen empire was filled by a temporary military government called the Beiyang.

    B2

    Improve your English vocabulary / HOUSEHOLD CHORES AND DAILY ROUTINES VOCABULARY

    08:22Improve your English vocabulary / HOUSEHOLD CHORES  AND DAILY ROUTINES VOCABULARY
    • Maybe using a broom is not that common anymore, but using a vacuum cleaner definitely is.

      Maybe using a broom is not that common anymore, but using a vacuum cleaner definitely is.

    • So when you do this, you vacuum or vacuum clean.

      So when you do this, you vacuum or vacuum clean.

    B1

    Phineas and Ferb Season 5 First Episode | "Summer is Starting Right Now" | @disneychannelanimation

    22:00Phineas and Ferb Season 5 First Episode | "Summer is Starting Right Now" | @disneychannelanimation
    • Guys, vacuum at 3 o'clock!

      Guys, vacuum at 3 o'clock!

    • So much better than last year's vacuum con.

      So much better than last year's vacuum con.

    B1

    Trion ICP / RIE Dry Etch - Standard Operating Procedures

    14:38Trion ICP / RIE Dry Etch - Standard Operating Procedures
    • Now this chamber, the load lock, will begin to pump down to a near vacuum.

      Now this chamber, the load lock, will begin to pump down to a near vacuum.

    • Our turbopump is running in the vacuum and if we were to introduce atmospheric pressure to our turbopump, the turbines inside will be damaged by the sudden inflow of air.

      Our turbopump is running in the vacuum and if we were to introduce atmospheric pressure to our turbopump, the turbines inside will be damaged by the sudden inflow of air.

    B1