granular (adj.)youdaoicibaDictYouDict[granular 词源字典]
1790, from Late Latin granulum "granule, a little grain," diminutive of Latin granum "grain, seed," from PIE root *gre-no- "grain" (see corn (n.1)) + -ar. Replaced granulous (late 14c.). Related: Granularity.[granular etymology, granular origin, 英语词源]