sagitta
IPA: sˈædʒʌtʌ
noun
- The keystone of an arch.
- (geometry) 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.
- (zootomy) The larger of the two otoliths, or earbones, found in most fishes.
- Any arrowworm, of the genus Sagitta.
- (astronomy) A small autumn constellation of the northern sky, said to resemble an arrow. It lies between the constellations of Vulpecula and Aquila.
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Examples of "sagitta" in Sentences
- Divide this sum by the sagitta. 6.
- Measure half the chord and the sagitta. 4.
- Add together the square of the sagitta and square of the half chord. 5.
- In architecture, the geometric term sagitta refers to the depth of an arc.
- At the midpoint of the chord draw at right angles, a sagitta up to the arc. 3.