sagitta

1. n. A small constellation north of Aquila; the Arrow. Source: opted

2. n. The keystone of an arch. Source: opted

3. n. 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. Source: opted

4. n. The larger of the two otoliths, or ear bones, found in most fishes. Source: opted

5. n. A genus of class="def-link" href="https://vividlex.com/word/transparent">transparent, class="def-link" href="https://vividlex.com/word/free-swimming">free-swimming marine worms having lateral and caudal fins, and capable of swimming rapidly. It is the type of the class Chaetognatha. Source: opted

6. n. any arrowworm of the genus Sagitta Source: wordnet

7. 1. (Astron.) A small constellation north of Aquila; the Arrow. 2. (Arch.) The keystone of an arch. [R.] gwitt. 3. (Geom.) 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.) The larger of the two otoliths, or ear bones, found in most fishes. 5. (Zoöl.) 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

8. n. a small constellation in the northern hemisphere between Cygnus and Aquila and crossed by the Milky Way n. any arrowworm of the genus Sagitta Source: ecdict

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