nucleus的词源

英文词源

nucleus: nucleus: see nut
nucleus (n.): 1704, "kernel of a nut," 1708, "head of a comet," from Latin nucleus "kernel," from nucula "little nut," diminutive of nux (genitive nucis) "nut," from PIE *kneu- "nut" (cognates: Middle Irish cnu, Welsh cneuen, Middle Breton knoen "nut," Old Norse hnot, Old English hnutu "nut"). General sense of "central part or thing, about which others cluster" is from 1762. Use in reference to cells first recorded 1831. Modern atomic meaning is 1912, first by Ernest Rutherford, though theoretical use for "central point of an atom" is from 1844, in Faraday.

来自拉丁语nux,果仁，核，词源同nut.引申词义原子核，细胞核。

该词的英语词源请访问趣词词源英文版：nucleus 词源，nucleus 含义。

来源于原始印欧语knut-,在拉丁语中有nux和nucleus(果仁,核)。

词根词缀： nucle核 + -us名词词尾

同源词：nut, nuclear