出典:Wiktionary
出典:『Wiktionary』 (2025/07/24 14:53 UTC 版)
Borrowed from translingual Polygyridae, itself from the type genus Polygyra + -idae (taxonomic familial suffix). Further from translingual poly- (“multiple, many”, from Ancient Greek πολύς (polús)) + Ancient Greek γῦρος (gûros, “ring, circle”).
polygyrid (plural polygyrids)