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Definition of 'active'

Noun

  1. chemical agent capable of activity
       Synonyms: active agent
  2. the voice used to indicate that the grammatical subject of the verb is performing the action or causing the happening denoted by the verb; "`The boy threw the ball' uses the active voice"
       Synonyms: active voice
       Antonyms: passive voice passive
  3. a person devoted to the active life
       Antonyms: contemplative

Adjective

  1. tending to become more severe or wider in scope; "active tuberculosis"
       Antonyms: inactive
  2. engaged in or ready for military or naval operations; "on active duty"; "the platoon is combat-ready"; "review the fighting forces"
       Synonyms: combat-ready fighting
  3. disposed to take action or effectuate change; "a director who takes an active interest in corporate operations"; "an active antagonism"; "he was active in drawing attention to their grievances"
       Antonyms: passive inactive
  4. taking part in an activity; "an active member of the club"; "he was politically active"; "the participating organizations"
       Synonyms: participating
  5. characterized by energetic activity; "an active toddler"; "active as a gazelle"; "an active man is a man of action"
       Antonyms: inactive
  6. exerting influence or producing a change or effect; "an active ingredient"
       Antonyms: inactive
  7. full of activity or engaged in continuous activity; "an active seaport"; "an active bond market"; "an active account"
       Antonyms: inactive
  8. in operation; "keep hope alive"; "the tradition was still alive"; "an active tradition"
       Synonyms: alive
  9. of the sun; characterized by a high level activity in sunspots and flares and radio emissions
       Antonyms: quiet
  10. expressing that the subject of the sentence has the semantic function of actor: "Hemingway favors active constructions"
       Antonyms: passive
  11. expressing action rather than a state of being; used of verbs (e.g. `to run') and participial adjectives (e.g. `running' in `running water')
       Synonyms: dynamic
       Antonyms: stative
  12. (of e.g. volcanos) capable of erupting
       Antonyms: extinct
  13. (of e.g. volcanos) erupting or liable to erupt; "active volcanos"
       Antonyms: dormant inactive
  14. engaged in full-time work; "active duty"; "though past retirement age he is still active in his profession"
       Antonyms: inactive


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