Anything shaped like a crescent, especially the base of a fingernail.
A semicircular or crescent-shaped Filipino butter cookie.
The moon in its first or last quarter when only half the visible face is illuminated; a quarter moon.
Synonym of black and white (“type of cookie”)
A curve on the surface of a cylinder or cone such that its angle to a plane perpendicular to the axis is constant; the three-dimensional curve seen in a screw or a spiral staircase.
A small volute under the abacus of a Corinthian capital.
The incurved rim of the external ear.
An upside down midair 360° spin in playboating.
To form or cause to form a helix.