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. The full arc of a semicircle always measures 180° (equivalently, radians, or a half-turn). It has only one line of ...

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

lunar phase Concerning the lunar month of ~29.53 days as viewed from Earth, the lunar phase or Moon phase is the shape of the Moon's directly sunlit portion, which can be expressed quantitatively using areas or angles, or described qualitatively using the t ...

* Semicircular bund, 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 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 This is a list of compositions by Alan Hovhaness (1911–2000), ordered by opus number. Composition dates shown in Roman font are as given at Hovhaness.com,Anon., "The Alan Hovhaness Web Site: The Online Resource for the American Composer": Alan Ho ...

* 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 in ...

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

, Hautes-Pyrénées, Occitanie, France; a park

See also