active
UK /ˈæk.tɪv/ US /ˈæk.tɪv/ Syllables: ac-tive
Quick answer
Full of energy, and involved in doing things regularly.
Active describes a person or a thing that is busy, lively and doing things regularly. An active child runs and plays all day. An active volcano can still erupt. A person who stays active in old age walks, gardens or swims often. In grammar, active is also the form of a sentence in which the subject does the action: the dog chased the cat. The opposite is passive. An active account is one that is open and in use.
"My grandfather stays active by gardening every day."Meanings
- Full of energy and involved in doing things regularly.
- Working or in use.
- In grammar, describing a verb form in which the subject performs the action.
Example sentences
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"My grandfather stays active by gardening every day."
Level A1, Meaning 1
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"The volcano is still active."
Level A2, Meaning 2
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"She is an active member of the chess club."
Level A2, Meaning 1
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"I prefer an active holiday to lying on a beach."
Level A2, Meaning 1
Synonyms and antonyms
Look-alikes and common mistakes
Word family and forms
Word partners
Words and phrases that often go with "active".
- an active life
- stay active
- an active volcano
- active member
- play an active role
- physically active
Origin
Active comes from Latin activus, from agere, to do, and it reached English in the 1300s through Old French actif. It is built from the same root as act, action and actor, and it means able to do or doing.
Checked against: Wiktionary, the free dictionary, Dictionary.com.
How to remember it
Active has act at the start. An active person is someone who acts, not someone who waits.
Test yourself
Which word fits the gap? "My grandfather stays _____ by gardening every day."
Answer: active
In your own words, what does "active" mean?
Full of energy, and involved in doing things regularly.
Learn next at A1
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Sources and credits
- Wiktionary, the free dictionary (CC BY-SA 4.0) · used for the origin · checked Oct 19, 2026
- Dictionary.com · used for the origin · checked Oct 19, 2026
Last reviewed October 20, 2026. Report a mistake on this page