diffuse (v.)youdaoicibaDictYouDict[diffuse 词源字典]
1520s (transitive), 1650s (intransitive), from Latin diffusus, past participle of diffundere "to pour out or away" (see diffusion). Related: Diffused; diffusing.[diffuse etymology, diffuse origin, 英语词源]
diffuse (adj.)youdaoicibaDictYouDict
early 15c., from Latin diffusus (see diffuse (v.)).