英语词汇anus的起源、历史背景-英语词源词典

词汇	anus
词源	anus n. "inferior opening of the alimentary canal," 1650s, from Old French anus, from Latin anus "ring, anus," from PIE root āno- "ring." So called for its shape; compare Greek daktylios "anus," literally "ring (for the finger)," from daktylos "finger." Entries linking to anus* anal adj. 1769, from Modern Latin analis "of the anus;" see anus. Anal-retentive is attested by 1957 in psychological jargon. Anal sex attested as such from 1966. annelid n. "segmented worm," 1834, from French annélide, source of the phylum name Annelida, coined 1801 in Modern Latin by French naturalist J.B.P. Lamarck, from annelés "ringed ones" (from Latin anulus "little ring," a diminutive of anus "ring;" see anus) + Greek eidos "form, shape" (see -oid). anal (adj.)annelid (n.)annular (adj.)annulus (n.) updated on July 27, 2022
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anus n.