Found 2 items, similar to half-moon.
English → English (WordNet) Definition: half-moon half-moon n 1: the crescent-shaped area at the base of the human fingernail [syn: lunula, lunule] 2: the time at which the moon is at first or last quarter when half its face is illuminated
English → English (gcide) Definition: half-moon Ravelin \Rave"lin\ (r[a^]v"l[i^]n; 277), n. [F.; cf. Sp. rebellin, It. revellino, rivellino; perhaps fr. L. re- again + vallum wall.] (Fort.) A detached work with two embankments which make a salient angle. It is raised before the curtain on the counterscarp of the place. Formerly called demilune and half-moon. [1913 Webster]