different between diffusion vs diffuse
diffusion
English
Etymology
Borrowed from Latin diffusionem (accusative of diffusio), from diffund?; can be decomposed as diffuse +? -ion.
Pronunciation
- (UK) IPA(key): /d??fju???n/
- Rhymes: -u???n
Noun
diffusion (countable and uncountable, plural diffusions)
- The act of diffusing or dispersing something, or the property of being diffused or dispersed; dispersion.
- (physics) The scattering of light by reflection from a rough surface, or by passage through a translucent medium.
- (physics) The intermingling of the molecules of a fluid due to random thermal agitation.
- The spread of cultural or linguistic practices, or social institutions, in one or more communities.
- (marketing) The gradual spread and adoption of goods or services.
- (physics, weather) Exchange of airborne media between regions in space in an apparently random motion of a small scale.
- The movement of water vapor from regions of high concentration (high water vapor pressure) toward regions of lower concentration.
Translations
See also
- diffuser
French
Etymology
Borrowed from Latin diffusio, diffusionem. Synchronically analysable as diffuser +? -ion.
Noun
diffusion f (plural diffusions)
- broadcasting, showing
- dissemination, diffusion (of culture, knowledge, etc.)
- circulation (of a news medium)
- (physics) diffusion
Derived terms
- liste de diffusion
Related terms
- diffus
- diffuser
See also
- émission
Further reading
- “diffusion” in Trésor de la langue française informatisé (The Digitized Treasury of the French Language).
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diffuse
English
Etymology 1
From Middle French diffuser, from Latin diff?sus, past participle of diffundere, from dis- + fundere
Pronunciation
- enPR: d?fyo?oz'
- (UK) IPA(key): /d??fju?z/
- (US) IPA(key): /d??fjuz/
- Rhymes: -u?z
- Homophone: defuse
Verb
diffuse (third-person singular simple present diffuses, present participle diffusing, simple past and past participle diffused)
- (transitive) To spread over or through as in air, water, or other matter, especially by fluid motion or passive means.
- 1837, William Whewell, History of the Inductive Sciences
- We find this knowledge diffused among all civilized nations.
- 1837, William Whewell, History of the Inductive Sciences
- (intransitive) To be spread over or through as in air, water, or other matter, especially by fluid motion or passive means.
- Food coloring diffuses in water.
- The riot diffused quite suddenly.
Usage notes
The words diffuse and defuse are sometimes confused.
Synonyms
- forspread
Derived terms
- diffuser
Translations
Etymology 2
From Middle English *diffuse (attested in adverb diffuseli), from Latin diff?sus.
Pronunciation
- enPR: d?fyo?os'
- (UK) IPA(key): /d??fju?s/
- (US) IPA(key): /d??fjus/
- Rhymes: -u?s
Adjective
diffuse (comparative more diffuse, superlative most diffuse)
- Everywhere or throughout everything; not focused or concentrated.
- Such a diffuse effort is unlikely to produce good results.
- Wordy; verbose.
Synonyms
- (not concentrated): spread out, thin; see also Thesaurus:diffuse
- (verbose): palaverous, prolix; see also Thesaurus:verbose
Derived terms
- diffusely
Translations
Related terms
- diffusion
References
- diffuse in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.
Anagrams
- Duffies
French
Pronunciation
- IPA(key): /di.fyz/
Verb
diffuse
- inflection of diffuser:
- first/third-person singular present indicative/subjunctive
- second-person singular imperative
Adjective
diffuse
- feminine singular of diffus
German
Adjective
diffuse
- inflection of diffus:
- strong/mixed nominative/accusative feminine singular
- strong nominative/accusative plural
- weak nominative all-gender singular
- weak accusative feminine/neuter singular
Italian
Pronunciation
- Rhymes: -uze
Verb
diffuse
- third-person singular past historic of diffondere
Participle
diffuse
- feminine plural of diffuso
Adjective
diffuse
- feminine plural of diffuso
Latin
Etymology
From diff?sus (“scattered, spread”)
Adverb
diff?s? (comparative diff?sius, superlative diff?sissim?)
- diffusely, in a scattered manner.
- copiously, fully
Related terms
- diff?sus
References
- diffuse in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
- Charlton T. Lewis (1891) An Elementary Latin Dictionary, 1st edition. (Oxford University Press)
Norwegian Bokmål
Adjective
diffuse
- definite singular of diffus
- plural of diffus
Norwegian Nynorsk
Adjective
diffuse
- definite singular of diffus
- plural of diffus
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