Sagitta : Definition


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Definitions of Sagitta

Pronunciation : Sa*git"ta
Part of Speech : n.
Etymology : [L., an arrow.]
Definition : 1. (Astron.)

Defn: A small constellation north of Aquila; the Arrow.

2. (Arch.)

Defn: The keystone of an arch. [R.] gwitt.

3. (Geom.)

Defn: 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. [Obs.]

4. (Anat.)

Defn: The larger of the two otoliths, or ear bones, found in most fishes.

5. (Zoöl.)

Defn: 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 Chætognatha.
Source : Webster's Unabridged Dictionary, 1913


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