出典:Wiktionary
From New Latin polyedron, from Ancient Greek πολύεδρος (polúedros, “having many seats”), from πολυ- (polu-, “many”) + ἕδρα (hédra, “seat”); compare French polyèdre. By surface analysis, poly- + -hedron.
polyhedron (複数形 polyhedra または polyhedrons)
名詞の変化形:
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