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

The stutter, in this case, provides a sudden stimulus that triggers the ’keeper to commit to going in a certain direction early, which can then be exploited with a shot sent the other way. — Geir Jordet, New York Times, 14 July 2026

How 40 Hz Sound Therapy Works The treatment is called GENUS, short for gamma entrainment using sensory stimuli. — Samantha Agate, Sacbee.com, 13 July 2026

Chung recently received her first award from the National Institutes of Health for a research project to understand how genetically identical cells respond differently to stimuli, such as treatments or environmental cues. — Rachel Martin, Hartford Courant, 11 July 2026

The export and manufacturing-led economic resilience is expected to reinforce Beijing’s reluctance to roll out stimulus to revive tepid consumer demand. — Anniek Bao, CNBC, 9 July 2026