octant

== English == === Etymology === From Latin octāns. Doublet of Octans. === Pronunciation === === Noun === octant (plural octants) The eighth part of a circle; an arc of 45 degrees. (astrology) The aspect of two planets that are 45°, or one-eighth of a circle, apart. (geometry) The eighth part of a disc; a sector of 45 degrees; half a quadrant. (nautical) An instrument for measuring angles, particularly of elevation. ==== Synonyms ==== (astronomy): octile ==== Derived terms ==== ==== Translations ==== === See also === quadrant sextant === Anagrams === Catton == Dutch == === Pronunciation === === Noun === octant m (plural octanten, diminutive octantje n) octant == French == === Pronunciation === IPA(key): /ɔk.tɑ̃/ === Noun === octant m (plural octants) octant (all senses) === Further reading === “octant”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012 == Romanian == === Etymology === Borrowed from French octant. === Pronunciation === IPA(key): /okˈtant/ === Noun === octant n (plural octante) octant ==== Declension ==== === Further reading === “octant”, in DEX online—Dicționare ale limbii române (Dictionaries of the Romanian language) (in Romanian), 2004–2026