Definition of active
1 : characterized by action rather than by contemplation or speculation <an active life>
2 : producing or involving action or movement
3a of a verb form or voice : asserting that the person or thing represented by the grammatical subject performs the action represented by the verb <Hits in “he hits the ball” is active.>b : expressing action as distinct from mere existence or state <active verbs such as “eat” and “sing”>
4 : quick in physical movement : lively
6 : requiring vigorous action or exertion <active sports>
7 : having practical operation or results : effective <an active law>
8a : disposed to action : energetic <took an active interest>b : engaged in an action or activity <an active club member>c of a volcano : currently erupting or likely to erupt — compare dormant 2a, extinct 1bd : characterized by emission of large amounts of electromagnetic energy <an active galactic nucleus>
Examples of active in a sentence
We stay active during the cold winter months by skiing and ice skating.
We are active members of our church.
While many give money to the organization, only a few are active participants.
She was politically active as a volunteer for her state representative.
They take an active interest in their children's education.
He has taken a more active role in the production of this album.
the bank's active and inactive accounts
Origin and Etymology of active
Middle English, from Anglo-French or Latin; Anglo-French actif, from Latin activus, from actus, past participle of agere to drive, do — more at agent
First Known Use: 14th century
ACTIVE Defined for English Language Learners
Definition of active for English Language Learners
: doing things that require physical movement and energy
: involved in the activities of a group or organization : participating in an action or activity
: involving action or participation
ACTIVE Defined for Kids
Definition of active for Students
1 : producing or involving action or movement <Cats are most active at night.>
2 : showing that the subject of a sentence is the doer of the action represented by the verb <The word “hit” in “they hit the ball” is active.>
3 : quick in physical movement : lively <an active child>
4 : taking part in an action or activity <She is active in school athletics.>
Medical Definition of active
1: capable of acting or reacting especially in some specific way <an active enzyme> <active nitrogen>
2: tending to progress or to cause degeneration <active tuberculosis>
3: exhibiting optical activity
4: requiring the expenditure of energy <active calcium ion uptake>
5: producing active immunity <active immunization>
Legal Definition of active
1 : characterized or accomplished by action or effort <active concealment> — compare passive
2 : engaged or participating in action or activity <paying child support but not otherwise an active parent>
Seen and Heard
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