Definition of Sagitta
1. Noun. A small constellation in the northern hemisphere between Cygnus and Aquila and crossed by the Milky Way.
2. Noun. Any arrowworm of the genus Sagitta.
Definition of Sagitta
1. n. A small constellation north of Aquila; the Arrow.
Definition of Sagitta
1. a keystone [n -S]
Medical Definition of Sagitta
1.
1. A small constellation north of Aquila; the Arrow.
2. The keystone of an arch.
3. 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.
4. The larger of the two otoliths, or ear bones, found in most fishes.
5. A genus of transparent, free-swimming marine worms having lateral and caudal fins, and capable of swimming rapidly. It is the type of the class Chaetognatha.
Origin: L, an arrow.
Source: Websters Dictionary
(01 Mar 1998)
Lexicographical Neighbors of Sagitta
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