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English definition of “active”

active

adjective
 
 
/ˈæktɪv/
INVOLVED B2 very involved in an organization or planned activity: an active member of the church He played an active role in the campaign.Taking part and getting involvedGetting involved for one's own benefit or against others' will
BUSY B1 doing a lot of things, or moving around a lot: Even at the age of 80 she's still very active.Energetic and livelyBusy and activeHurrying and doing things quickly
GRAMMAR B1 An active verb or sentence is one in which the subject of the verb is the person or thing doing the action. For example 'Andy drove the car.' is an active sentence. → Compare passive adjectiveGrammatical terms
VOLCANO An active volcano could throw out rocks, fire, etc at any time.Earthquakes and volcanic eruptionsFunctioningPerforming a function
(Definition of active from the Cambridge Learners Dictionary © Cambridge University Press)
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