activator
activator

active


Definition: Meaning of, active in English to English dictionary.

Pronunciation: / ˈaktɪv /

  • adjective
  • synonym
  • antonym
Word Forms:
Positive Comparative Superlative
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  1. busy always busy doing things, especially physical activities
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  2. involved involved in an organization or activity and doing lots of practical things to achieve your aims
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  3. functioning operating in a way that is normal or expected
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  4. doing something doing something regularly
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  5. volcano an active VOLCANO is likely to explode at any time
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  6. grammar an active verb or sentence has the person or thing doing the action as its SUBJECT . In 'The boy kicked the ball', the verb 'kick' is active
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  7. chemical producing a chemical reaction
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synonym
antonym
  • noun
  • synonym
  • antonym
Word Forms:
Singular Plural
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  1. the active the active form of a verb, for example 'destroyed' in the sentence 'Enemy planes destroyed the village.'
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synonym
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active used in phrases

  • active agent (noun)
    1. chemical agent capable of activity
  • active air defense (noun)
    1. air defense by the use aircraft, missiles, artillery or electronic countermeasures
  • active application (noun)
    1. an application that is currently running and in the foreground
  • active birth (noun)
    1. childbirth during which the mother is encouraged to be an active participant
  • active citizen (noun)
    1. as in crime prevention and neighbourhood watch a citizen who takes an active role in the community
  • active immunity (noun)
    1. a form of acquired immunity in which the body produces its own antibodies against disease-causing antigens
  • active matrix screen (noun)
    1. a type of LCD screen used for some portable computers; there is a separate circuit for each pixel
  • active placebo (noun)
    1. a placebo used in experimental tests of a drug that has noticeable side effects
  • active service (noun)
    1. the work that soldiers do in a war
  • active site (noun)
    1. the part of an enzyme or antibody where the chemical reaction occurs
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most searched words

word of the day

house husband
Pronunciation: haʊs ˈhʌzbənd
Parts of Speech: noun
a husband who stays at home and does the cooking, cleaning etc [↪  housewife]
active agent