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By surface analysis, an appellativization from Cyprinid(ae) minus -ae (a pattern that recurs with many -idae names), or, by surface analysis, Latin cyprin(us) (“type of carp”) + -id.
Etymology from Wiktionary, CC BY-SA 4.0.
cyprinid
Today it means: Of, pertaining to, or being the Cyprinidae family of fish that includes barbs, carps, and minnows. Full definition →