Sagitta n. : A small constellation north of Aquila; the Arrow.

Sagitta n. : The keystone of an arch.

Sagitta 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.

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

Sagitta n. : 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.

Example:
what color is the britest star gamma in the constellation Sagitta?

Taxonomy
Sagitta, Sample Preparation, cross-section, failure analysis, labs, semiconductors, Equipment News, Analytical Equipment, COMET, Trade Shows, Fiber Optic Equipment, FOC, Cleaver, Debuts, FTTP, Gatan, Purchases, Equipment Division.

Defination from the web:
Sagitta - Perfecting Sample Preparation ... Trade Shows. Fiber Optic Equipment News. •FOC to Distribute COMET™ •COMET™ Fiber Cleaver Debuts. •Exploding FTTP Market. Analytical Equipment News. •Gatan Purchases Sagitta's ...