Added 8 October 2026
cone
/ˈkəʊn/ noun
In Latin: cōnus Wiktionary
noun Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about cone at Wordnik → Where our words come from →
- A surface of revolution formed by rotating a segment of a line around another line that intersects the first line.
- A solid of revolution formed by rotating a triangle around one of its altitudes.
- A space formed by taking the direct product of a given space with a closed interval and identifying all of one end to a point.
verb
Origin
From Middle English cone (“corner, angle”) and conoun (“cone”), from Medieval Latin cōnus, cōnon (“cone, wedge, peak”), from Ancient Greek κῶνος (kônos, “cone, spinning top, pine cone”). Reinforced by Middle French cone, from the same Graeco-Latin source.
From Wiktionary, via Kaikki.org (CC BY-SA)