quintant

== English == === Etymology === Borrowed from Latin quintantem, accusative singular of quīntāns (“fifth part of something, fifth”). === Noun === quintant (plural quintants) (historical) An instrument used for measuring angular distance, capable of measuring angles of up to 72 or 144 degrees. (rare) A fifth of a circle. ==== Related terms ==== === References === “quintant, n.”, in OED Online ⁠, Oxford: Oxford University Press, launched 2000. “quintant”, in Merriam-Webster.com Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present. === Further reading === Reflecting instrument § Quintant and others on Wikipedia.Wikipedia == French == === Participle === quintant present participle of quinter