diffuse¹ /di-fūzˈ/

1. To pour out all round
2. To send out in all directions
3. To scatter
4. To circulate
5. To publish

To spread

diffūsedˈ adjective

1. Spread widely
2. Loose

diffūsˈedly adverb

diffūsˈedness noun

diffūsˈer noun

1. Someone or something that diffuses
2. An attachment for a light fitting that prevents glare
3. A duct that, as it widens out, reduces the speed of an airflow or fluid
4. An attachment for a hairdryer that spreads the applied heat

diffūsibilˈity noun

diffūsˈible adjective

diffūˈsion noun

1. A spreading or scattering abroad
2. Extension
3. Distribution
4. The movement of molecules and ions in a fluid from areas of high to areas of low concentration
5. Spread of cultural elements from one region or community to another (anthropology)

diffūˈsionism noun (anthropology)

The theory that diffusion is mainly responsible for cultural similarities

diffūˈsionist noun

diffūˈsive /-siv/ adjective

1. Extending
2. Spreading widely

diffūˈsively adverb

diffūˈsiveness or diffūsivˈity noun

diffused lighting noun

Lighting that is transmitted or reflected in all directions and, being evenly distributed, produces no glare

diffusion line noun

A range of clothing produced by a fashion designer for a high-street store, to be sold at relatively affordable prices

diffusion plant noun (nuclear eng)

A plant used for isotope separation by gaseous or thermal diffusion

• Marshallese
• marshalling
• marshallings
• marshalling yard
• marshalling yards
• marshal of the Royal Air Force
• marshals
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• marshalships
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• marshiness
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