Lunette

Webster's Dictionary of the English Language

·noun A half horseshoe, which wants the sponge.

II. Lunette ·noun A piece of felt to cover the eye of a vicious horse.

III. Lunette ·noun An iron shoe at the end of the stock of a gun carriage.

IV. Lunette ·noun A fieldwork consisting of two faces, forming a salient angle, and two parallel flanks. ·see Bastion.

V. Lunette ·noun Any surface of semicircular or segmental form; especially, the piece of wall between the curves of a vault and its springing line.

VI. Lunette ·noun A kind of watch crystal which is more than ordinarily flattened in the center; also, a species of convexoconcave lens for spectacles.