hélicoïde

== French == === Etymology === Borrowed from Ancient Greek ἑλικοειδής (helikoeidḗs). === Pronunciation === IPA(key): /e.li.kɔ.id/ === Noun === hélicoïde f (plural hélicoïdes) helicoid (minimal surface in form of flattened helix) ==== Derived terms ==== hélicoïdal === Further reading === “hélicoïde”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012