helicoide

== Spanish == === Etymology === Borrowed from Ancient Greek ἑλικοειδής (helikoeidḗs, “of spiral form”), from ἕλιξ (hélix, “spiral”). === Pronunciation === IPA(key): /eliˈkoide/ [e.liˈkoi̯.ð̞e] Rhymes: -oide Syllabification: he‧li‧coi‧de === Noun === helicoide m (plural helicoides) (geometry) helicoid ==== Derived terms ==== ==== Related terms ==== === Further reading === “helicoide”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), online version 23.8.1, Royal Spanish Academy [Spanish: Real Academia Española], 15 December 2025