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lunule |
2 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Lunule \Lu"nule\, n. [F., fr L. lunula, dim. of luna moon.] 1. (Anat.) Anything crescent-shaped; a crescent-shaped part or mark; a lunula, a lune. 2. (Chem.) A lune. See {Lune}. 3. (Zo["o]l.) a A small or narrow crescent. b A special area in front of the beak of many bivalve shells. It sometimes has the shape of a double crescent, but is oftener heart-shaped. See Illust. of {Bivalve}. From WordNet r 1.6 [wn]: lunule n : the crescent-shaped area at the base of the human fingernail [syn: {half-moon}, {lunula}]
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