Meaning of “diffuse” in the English Dictionary

"diffuse" in English

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diffuseverb [ I or T ]

uk /dɪˈfjuːz/ us /dɪˈfjuːz/
noun [ U ] uk /dɪˈfjuː.ʒən/ us /dɪˈfjuː.ʒən/

the process of diffusion in gases/liquids/solids


uk /dɪˈfjuːs/ us /dɪˈfjuːs/

(Definition of “diffuse” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"diffuse" in American English

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diffuseverb [ I/T ]

us /dɪˈfjuz/

to spread or cause something to spread in many directions:

[ T ] Television is a powerful means of diffusing knowledge.

To diffuse is also to make something less noticeable or weaker:

[ T ] The guide tried to diffuse the tension with his grin.


us /dɪˈfjus/

not dense but spread out over a large area or space:

The smoke may have been too diffuse to detect.

(Definition of “diffuse” from the Cambridge Academic Content Dictionary © Cambridge University Press)