[ verb ih-fyooz; adjective ih-fyoos ]
See synonyms for effuse on Thesaurus.com
verb (used with object),ef·fused, ef·fus·ing.
  1. to pour out or forth; shed; disseminate: The town effuses warmth and hospitality.

verb (used without object),ef·fused, ef·fus·ing.
  1. to exude; flow out.

  2. Physics. (of a gas) to flow through a very small orifice.

  1. scattered; profuse.

  2. Botany. spread out loosely.

  1. (of certain shells) having the lips separated by a gap or groove.

Origin of effuse

1350–1400; Middle English <Latin effūs(us) (past participle of effundere) poured out, equivalent to ef-ef- + fūsus poured (see fuse2)

Other words from effuse

  • un·ef·fused, adjective
  • un·ef·fus·ing, adjective

Words Nearby effuse

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use effuse in a sentence

British Dictionary definitions for effuse


  1. to pour or flow out

  2. to spread out; diffuse

  1. (intr) to talk profusely, esp in an excited manner

  2. to cause (a gas) to flow or (of a gas) to flow under pressure

  1. botany (esp of an inflorescence) spreading out loosely

Origin of effuse

C16: from Latin effūsus poured out, from effundere to shed, from fundere to pour

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