innumerable (adj.)youdaoicibaDictYouDict[innumerable 词源字典]
mid-14c., from Latin innumerabilis "countless, immeasurable," from in- "not" (see in- (1)) + numerabilis "able to be numbered," from numerare "to count, number," from numerus "a number" (see number (n.)).[innumerable etymology, innumerable origin, 英语词源]