释义 |
WordReference Random House Learner's Dictionary of American English © 2024dif•fuse /v. dɪˈfyuz; adj. -ˈfyus/USA pronunciation v., -fused, -fusing, adj. v. - to (cause to) spread or scatter widely: [no object]The light diffused into the room.[~ + object]Diffuse the light in your room to avoid glare.
- Physics to spread out freely without restriction;
disseminate:[~ + object]The printing press helped diffuse knowledge. adj. - widely spread or scattered;
dispersed:The room was bathed in soft, diffuse light. - characterized by wordiness in speech or writing;
disjointed:I got lost in your rather diffuse essay. dif•fuse•ly /dɪˈfyusli/USA pronunciation adv. dif•fuse•ness, n. [uncountable] dif•fu•sion /dɪˈfyuʒən/USA pronunciation n. [uncountable]diffusion of gases into the atmosphere. dif•fu•sive /dɪˈfyusɪv/USA pronunciation adj. See -fus-. WordReference Random House Unabridged Dictionary of American English © 2024dif•fuse (v. di fyo̅o̅z′;adj. di fyo̅o̅s′),USA pronunciation v., -fused, -fusing, adj. v.t. - to pour out and spread, as a fluid.
- to spread or scatter widely or thinly;
disseminate. - Physicsto spread by diffusion.
v.i. - to spread.
- Physicsto intermingle by diffusion.
adj. - characterized by great length or discursiveness in speech or writing;
wordy. - widely spread or scattered;
dispersed. - Botanywidely or loosely spreading.
- Optics(of reflected light) scattered, as from a rough surface (opposed to specular).
- Latin diffūsus spread, poured forth. See dif-, fuse2
- Anglo-French)
- Middle English (1350–1400
dif•fuse•ly (di fyo̅o̅s′lē),USA pronunciation adv. dif•fuse′ness, n. Collins Concise English Dictionary © HarperCollins Publishers:: diffuse vb /dɪˈfjuːz/- to spread or cause to spread in all directions
- to undergo or cause to undergo diffusion
- to scatter or cause to scatter; disseminate; disperse
adj /dɪˈfjuːs/- spread out over a wide area
- lacking conciseness
- characterized by or exhibiting diffusion
Etymology: 15th Century: from Latin diffūsus spread abroad, from diffundere to pour forth, from dis- away + fundere to pourdiffusely /dɪˈfjuːslɪ/ adv difˈfuseness n diffusible /dɪˈfjuːzəbəl/ adj USAGE See note at defuse |