nonant

== English == === Etymology === Borrowed from Latin nōnum, accusative singular of nōnus (“ninth part of something, ninth”), with -ant from similar Latin words such as octans. === Pronunciation === === Noun === nonant (plural nonants) One of the nine sections made by dividing an area with two perpendicular sets of two parallel lines. (geometry) One ninth of a circle or disc; a sector with an angle of 40°. (nautical) A theoretical measuring device with a graduated arc of 40° used in locating an altitude. ==== See also ==== quadrant octant sextant == Latin == === Verb === nonant third-person plural present active indicative of nōnō