- to put an end to; prohibit
- to hold in check; restrain: I was obliged to suppress a smile
- to withhold from circulation or publication: to suppress seditious pamphlets
- to stop the activities of; crush: to suppress a rebellion
- to reduce or eliminate (unwanted oscillations) in a circuit
- to eliminate (a particular frequency or group of frequencies) in a signal
- to resist consciously (an idea or a desire entering one's mind)
- to exercise self-control by preventing the expression of (certain desires)
Compare repress
WordReference Random House Learner's Dictionary of American English © 2026
sup•press /səˈprɛs/USA pronunciation
v. [~ + object]
sup•pres•sion /səˈprɛʃən/USA pronunciation n. [uncountable]See -press-.
WordReference Random House Unabridged Dictionary of American English © 2026- to put an end to the activities of (a person, group, etc.):The government suppressed any movement toward democracy.
- Psychiatryto hold back deliberately (an impulse or action):He had a hard time suppressing his anger.
- to keep (a thought, memory, etc.) out of conscious awareness:I think you're suppressing your feelings of hostility.
- to withhold (evidence, a book, etc.) or keep back from public knowledge:The president's office suppressed the release of those figures.
- to stop or arrest (a cough, hemorrhage, etc.):to suppress a cough.
sup•pres•sion /səˈprɛʃən/USA pronunciation n. [uncountable]See -press-.
sup•press
(sə pres′),USA pronunciation v.t.
sup•pressed•ly
(sə prest′lē, -pres′id-),USA pronunciation adv.
sup•press′i•ble, adj.
sup•pres′sive, adj.
sup•pres′sive•ly, adv.
sup•pres′sor, sup•press′er, n.
- to put an end to the activities of (a person, body of persons, etc.):to suppress the Communist party.
- to do away with by or as by authority; abolish;
stop (a practice, custom, etc.). - Psychiatryto keep in or repress (a feeling, smile, groan, etc.).
- to withhold from disclosure or publication (truth, evidence, a book, names, etc.).
- to stop or arrest (a flow, hemorrhage, cough, etc.).
- to vanquish or subdue (a revolt, rebellion, etc.);
quell;
crush. - Electricityto reduce or eliminate (an irregular or undesired oscillation or frequency) in a circuit.
- Latin suppressus (past participle of supprimere to press down), equivalent. to sup- sup- + pressus (see press1)
- late Middle English suppressen 1375–1425
sup•pres′sive, adj.
sup•pres′sive•ly, adv.
sup•pres′sor, sup•press′er, n.
Collins Concise English Dictionary © HarperCollins Publishers::
suppress /səˈprɛs/ vb (transitive)
'suppressing' also found in these entries (note: many are not synonyms or translations):
antitussive
- aversion therapy
- Campbell
- Stolypin
- suppression
- censor
- diet pill
- fascism
- harmonic tone
- Nazi
- secret police
- self-suppressing
- squelch