sagitta

الإنجليزية - الإنجليزية

تعريف sagitta في الإنجليزية الإنجليزية القاموس.: A small autumn constellation of the northern sky, said to resemble an arrow. It lies between the constellations of Vulpecula and Aquila; {i} the Arrow, stellar constellation visible in northern skies; A small constellation north of Aquila; the Arrow; any arrowworm of the genus Sagitta; any arrowworm of the genus Sagitta a small constellation in the northern hemisphere between Cygnus and Aquila and crossed by the Milky Way; The keystone of an arch; It is the type of the class Chætognatha; a small constellation in the northern hemisphere between Cygnus and Aquila and crossed by the Milky Way; A genus of transparent, free-swimming marine worms having lateral and caudal fins, and capable of swimming rapidly; The distance from a point in a curve to the chord; also, the versed sine of an arc; so called from its resemblance to an arrow resting on the bow and string; The larger of the two otoliths, or ear bones, found in most fishes
genus sagitta: chief genus of Chaetognatha including the largest arrowworms