Demilune, demi-lune, or ''similar'', may refer to: *

Semicircle In mathematics (and more specifically geometry), a semicircle is a one-dimensional locus of points that forms half of a circle. It is a circular arc that measures 180° (equivalently, radians, or a half-turn). It only has one line of symmetr ...

shape ** A half-moon, the first quarter or last quarter

lunar phase A lunar phase or Moon phase is the apparent shape of the Moon's directly sunlit portion as viewed from the Earth. Because the Moon is tidally locked with the Earth, the same hemisphere is always facing the Earth. In common usage, the four maj ...

Semicircular bund A semi-circular bund (also known as a demi-lune, half-moon or Earth smiles) is a rainwater harvesting technique consisting in digging semi-lunar holes in the ground with the opening perpendicular to the flow of water. These techniques are particula ...

, a rainwater harvesting technique in arid areas *

Ravelin A ravelin is a triangular fortification or detached outwork, located in front of the innerworks of a fortress (the curtain walls and bastions). Originally called a ''demi-lune'', after the ''lunette'', the ravelin is placed outside a castle a ...

, a type of fortification also called demi-lune * Serous demilune (Demilunes of Heidenhain), the crescent shaped formations on salivary glands * La Demi Lune, a card game also known as Crescent (solitaire) * Demilune (Op.74), a composition by Alan Hovhaness; see List of compositions by Alan Hovhaness * La Demi-Lune,

Lannemezan Lannemezan (; Gascon Occitan ''Lanamesa'', "heath of the middle") is a commune in the Hautes-Pyrénées department and the Occitanie region in south-western France. The inhabitants are called Lannemezanais. Lannemezan is the largest city i ...

, Hautes-Pyrénées, Occitanie, France; a neighbourhood * Demi-Lune, La Demi-Lune,

, Hautes-Pyrénées, Occitanie, France; a park

See also