Dictionary.com

diffuse

[ verb dih-fyooz; adjective dih-fyoos ]
/ verb dɪˈfyuz; adjective dɪˈfyus /
Save This Word!
See synonyms for: diffuse / diffused / diffuses / diffusing on Thesaurus.com

Definition of diffuse

verb (used with object), dif·fused, dif·fusing.
verb (used without object), dif·fused, dif·fusing.
to spread.
Physics. to intermingle by diffusion.
adjective
QUIZ
TAKE JOY IN ACING THIS QUIZ ON “PRIDE” SYNONYMS
Hold your head up high as you embark on this quiz that explores some of the synonyms and meanings of “pride.”
Question 1 of 7
What does "dignity" mean?

Origin of diffuse

1350–1400; Middle English (<Anglo-French ) <Latin diffūsus spread, poured forth. See dif-, fuse2

OTHER WORDS FROM diffuse

WORDS THAT MAY BE CONFUSED WITH diffuse

defuse, diffuse
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use diffuse in a sentence

British Dictionary definitions for diffuse

diffuse

verb (dɪˈfjuːz)
adjective (dɪˈfjuːs)

Derived forms of diffuse

diffusely (dɪˈfjuːslɪ), adverbdiffuseness, noundiffusible (dɪˈfjuːzəbəl), adjectivediffusibility or diffusibleness, noun

Word Origin for diffuse

C15: from Latin diffūsus spread abroad, from diffundere to pour forth, from dis- away + fundere to pour

undefined diffuse

Avoid confusion with defuse
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

Medical definitions for diffuse

diffuse
[ dĭ-fyōōs ]

adj.
Not limited to one tissue or location; widespread.
v.
To spread or to be spread widely, as through a tissue.

Other words from diffuse

dif•fusi•ble (-fyōōzə-bəl) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
FEEDBACK