Synonyms of stimulus

stimulus

noun

ˈstim-yə-ləs 

as in incentive

something that arouses action or activity

seeing a Broadway play for the first time was the stimulus for her career in the theater

Synonyms & Similar Words

• incentive
• impetus
• encouragement
• motivation
• stimulant
• impulse
• momentum
• provocation
• boost
• spur
• catalyst
• yeast
• fuel
• reason
• instigation
• goad
• incitation
• inducement
• shot in the arm
• incitement
• cause
• consideration
• invitation
• motive
• antecedent
• spark
• grounds
• occasion
• catalyzer

Antonyms & Near Antonyms

• disincentive
• counterincentive

Example Sentences

Recent Examples of stimulus

Scientists are beginning to treat gravity almost like a drug, varying its strength, duration, and frequency on the human body to learn what dose might keep astronauts healthy and whether the same stimulus could help rehabilitate patients on Earth. — Stefanie Waldek, Space.com, 29 Sep. 2026

During that time, the release of what was then-unprecedented stimulus swung the downstream situation from one of caution around order placement to one of concern about insufficient inventory. — Sj Guest Editorial, Footwear News, 29 Sep. 2026

Its electrical output can be measured using laboratory equipment, demonstrating that the device responds to subtle mechanical stimuli. — Kaif Shaikh, Interesting Engineering, 29 Sep. 2026

Yet, as with many of Swift’s exes, Hiddleston will forever and always provide some sort of lyrical stimulus. — Leigh Blickley, Entertainment Weekly, 25 Sep. 2026