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Definitions

active

[ak-tiv] / ˈæk tɪv /
ADJECTIVE
having movement
Synonyms
STRONGEST
alive effective operating
STRONG
flowing functioning going mobile movable operative progressive pushing rapid rolling running rushing rustling shifting simmering speeding streaming traveling turning walking working
WEAK
astir at work bustling efficacious exertive hasty impelling in force in play in process moving restless speedy swarming
Antonyms
STRONG
fixed inoperative unmovable unworking
WEAK
abeyant disinterested dormant idle immobile inactive indifferent inert lazy quiescent quiet sluggish
ADJECTIVE
very involved in activity
Synonyms
STRONGEST
aggressive alive bold busy determined diligent dynamic eager energetic engaged enthusiastic forceful intense keen lively quick ready resolute
STRONG
alert daring fireball jumping pushing rapid sharp whiz
WEAK
agile animated assiduous brisk bustling chipper dashing dexterous enlivened enterprising eventful forcible fresh frisky hard-working high-spirited hyper industrious inventive nimble on the move perky persevering purposeful sprightly spry zealous
Antonyms
STRONGEST
afraid apathetic calm cowardly disinterested dispirited dull idle ignorant inactive indifferent irresolute lazy lethargic lifeless meek quiet slow sluggish stupid uneducated unenthusiastic weak
WEAK
abeyant dormant immobile inert quiescent

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

“And Nexstar must put measures in place to maintain Tegna as an ongoing, economically viable, and active competitor.”

From Los Angeles Times • Apr. 17, 2026

Roberts-Smith stepped back from active duties at the end of 2012, and formally left the ADF in 2015, shortly after receiving a commendation for Distinguished Service.

From BBC • Apr. 17, 2026

Beijing eclipsed Germany as Hungary’s most active foreign investor in recent years, turning the country of 9.6 million into its European bridgehead for advanced manufacturing.

From Barron's • Apr. 17, 2026

Reduced and free admission will be available to those receiving federal food assistance and active duty personnel.

From The Wall Street Journal • Apr. 16, 2026

“Oh, you meant to growl. And I get it. You’ve been stuck there how long? A big active mammal like you, this is terrible. And I can only imagine the stink.”

From "Wayward Creatures" by Dayna Lorentz

Vocabulary lists containing active

The SAT: Multiple-Meaning Words, List 4

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The New SAT: Multiple-Meaning Words

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List 1

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