diffuses, diffusing, diffused
(The verb is pronounced [[t]dɪfju͟ːz[/t]]. The adjective is pronounced [[t]dɪfju͟ːs[/t]].)
1) V-ERG If something such as knowledge or information is diffused, or if it diffuses somewhere, it is made known over a wide area or to a lot of people. [WRITTEN]

[be V-ed] Over time, however, the technology is diffused and adopted by other countries.

[V n] ...to diffuse new ideas obtained from elsewhere...

[V prep] As agriculture developed, was it the ideas of agriculture that diffused across Europe? Or the people that moved with their ideas?

Derived words:
diffusion [[t]dɪfju͟ːʒ(ə)n[/t]] N-UNCOUNT with supp

...the development and diffusion of ideas.

2) VERB To diffuse a feeling, especially an undesirable one, means to cause it to weaken and lose its power to affect people.

[V n] The arrival of letters from the Pope did nothing to diffuse the tension.

3) VERB If something diffuses light, it causes the light to spread weakly in different directions.

[V n] Diffusing a light also reduces its power...

[V n] The sun slid behind trees, its last light diffused by wintry branches.

4) V-ERG To diffuse or be diffused through something means to move and spread through it.

[V prep] It allows nicotine to diffuse slowly and steadily into the bloodstream...

[V prep] It created a glowing centre of warmth that quickly diffused through my limbs...

[V n prep] The moisture present in all foods absorbs the flavour of the smoke and eventually diffuses that flavour into its interior. [Also V, V n]

Derived words:
diffusion N-UNCOUNT with supp

There are data on the rates of diffusion of molecules.

5) ADJ-GRADED Something that is diffuse is not directed towards one place or concentrated in one place but spread out over a large area. [WRITTEN]

...a diffuse community...

A cold, diffuse light filtered in through the skylight.

6) ADJ-GRADED If you describe something as diffuse, you mean that it is vague and difficult to understand or explain.

His writing is so diffuse, obscure, and overwrought that it is difficult to make out what it is he is trying to say.

English dictionary. 2008.

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Look at other dictionaries:

  • Diffuse — Dif*fuse , v. t. [imp. & p. p. {Diffused}; p. pr. & vb. n. {Diffusing}.] [L. diffusus, p. p. of diffundere to pour out, to diffuse; dif = dis + fundere to pour. See {Fuse} to melt.] To pour out and cause to spread, as a fluid; to cause to flow on …   The Collaborative International Dictionary of English

  • Diffuse — Dif*fuse , a. [L. diffusus, p. p.] Poured out; widely spread; not restrained; copious; full; esp., of style, opposed to {concise} or {terse}; verbose; prolix; as, a diffuse style; a diffuse writer. [1913 Webster] A diffuse and various knowledge… …   The Collaborative International Dictionary of English

  • Diffuse — Dif*fuse , v. i. To pass by spreading every way, to diffuse itself. [1913 Webster] …   The Collaborative International Dictionary of English

  • diffusé — diffusé, ée (di ffu zé, zée) part. passé. Terme didactique. Répandu par diffusion. •   Les plantes montrèrent combien est rapide l action de la lumière qu elles reçoivent comme par une sorte de sens diffusé dans leurs corolles, FAYE Comptes… …   Dictionnaire de la Langue Française d'Émile Littré

  • diffuse — adj prolix, redundant, verbose, *wordy Analogous words: *profuse, lavish, exuberant: desultory, casual, *random: copious (see PLENTIFUL): *loose, relaxed, slack, lax Antonyms: succinct Contrasted words: * …   New Dictionary of Synonyms

  • diffuse — [adj1] spread out broadcast, catholic, circulated, diluted, dispersed, disseminated, distributed, expanded, extended, general, prevalent, propagated, radiated, scattered, separated, strewn, thin, unconcentrated, universal, widespread; concepts… …   New thesaurus

  • diffuse — I verb bespread, besprinkle, bestrew, break up, broadcast, cast forth, circulate, circumfuse, commingle, deal out, decentralize, diffundere, diffundi, disband, disintegrate, disperse, dispread, disseminate, dissipate, distribute, effuse, go in… …   Law dictionary

  • diffuse — (v.) 1520s (trans.), 1650s (intrans.), from L. diffusus, pp. of diffundere to pour out or away (see DIFFUSION (Cf. diffusion)). Related: Diffused; diffusing. The adj. is attested from early 15c., from L. diffusus …   Etymology dictionary

  • diffuse — ► VERB 1) spread over a wide area. 2) Physics (of a gas or liquid) travel or spread by diffusion. ► ADJECTIVE 1) spread out over a large area; not concentrated. 2) lacking clarity or conciseness. DERIVATIVES diffusely adverb …   English terms dictionary

  • diffuse — [di fyo͞os′; ] for v. [, difyo͞oz′] adj. [ME < L diffusus, pp. of diffundere, to pour in different directions < dis , apart + fundere, to pour: see FOUND2] 1. spread out or dispersed; not concentrated 2. using more words than are needed;… …   English World dictionary

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