Diffuse



GRE 蓝宝 Barron TOEFL 考研

解释

GRE 红宝书

• v. 散布, ( 光等) 漫射; adj. 漫射的, 散漫的
• ［英］ v. 散布, ( 光等) 漫射 ( disperse in every direction) ; adj. 漫射的, 散漫的 ( spread out or dispersed)
• ［记］ dif ( 不同) +fuse ( 流) -> 向不同方向 -> 漫射
• ［同］ 同根词: confuse ( 混淆) ;transfuse ( 输血)

Webster Collegiate

I. adjective

• Etymology: Middle English, from Latin diffusus, past participle of diffundere to spread out, from dis- + fundere to pour — more at found
• Date: 15th century
• 1. being at once verbose and ill-organized
• 2. not concentrated or localized <diffuse sclerosis><diffuse lighting>
• Synonyms: see wordy
• ? diffusely adverb
• ? diffuseness noun

II. verb (diffused; diffusing)

• Etymology: Middle English diffused, past participle, from Latin diffusus, past participle
• Date: 14th century
• transitive verb
  • 1.
    • a. to pour out and permit or cause to spread freely
    • b. extend, scatter
    • c. to spread thinly or wastefully
  • 2. to subject to diffusion; especially to break up and distribute (incident light) by reflection
• intransitive verb
  • 1. to spread out or become transmitted especially by contact
  • 2. to undergo diffusion
• ? diffusible adjective

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