Definition of curtate:
(adj) :
Shortened, having been shortened.
(adj) :
(actuarial science, of a lifetime random variable) Rounded down.
(adj) :
(astronomy) Describing any distance measured in the ecliptic plane between the Sun (or Earth) and the orthogonal projection of an astronomical object (particularly another planet) onto said plane.
(adj) :
(mathematics) Describing a trochoid as traced from a point within a circle.