[ stag-neyt ]
/ ˈstæg neɪt /

verb (used without object), stag·nat·ed, stag·nat·ing.

to cease to run or flow, as water, air, etc.
to be or become stale or foul from standing, as a pool of water.
to stop developing, growing, progressing, or advancing: My mind is stagnating from too much TV.
to be or become sluggish and dull: When the leading lady left, the show started to stagnate.

verb (used with object), stag·nat·ed, stag·nat·ing.

to make stagnant.

Nearby words

  1. stagirite,
  2. stagiritic,
  3. stagnant,
  4. stagnant anoxia,
  5. stagnantly,
  6. stagnation,
  7. stagnation mastitis,
  8. stagnatory,
  9. stagy,
  10. stagyrite

Origin of stagnate

1660–70; < Latin stāgnātus (past participle of stāgnāre), equivalent to stāgn(um) pool of standing water + -ātus -ate1

Related formsstag·na·tion, nounstag·na·to·ry [stag-nuh-tawr-ee, -tohr-ee] /ˈstæg nəˌtɔr i, -ˌtoʊr i/, adjectiveun·stag·nat·ing, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for stagnate

British Dictionary definitions for stagnate


/ (stæɡˈneɪt, ˈstæɡˌneɪt) /


(intr) to be or to become stagnant
Derived Formsstagnation, noun

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for stagnate



1660s (implied in stagnation), from Latin stagnatum, stagnatus, past participle of stagnare "to stagnate," from stagnatum "standing water," from PIE root *stag- "to seep drip" (cf. Greek stazein "to ooze, drip;" see stalactite). Related: Stagnated; stagnating.

Online Etymology Dictionary, © 2010 Douglas Harper