lunule definition

  • noun:
    • A lunula.
    • something crescent-shaped; a crescent-shaped part or mark; a lunula or lune.
    • a unique area in front of the beak of several bivalve shells, occasionally shaped like a double crescent, but more regularly heart-shaped.
    • Everything crescent-shaped; a crescent-shaped part or level; a lunula; a lune.
    • A lune. See Lune.
    • a tiny or narrow crescent.
    • a unique area in front of the beak of many bivalve shells. It sometimes has got the model of a double crescent, but is oftener heart-shaped. See Illust. of Bivalve.
    • One thing in the shape of somewhat moon or crescent.
    • one of several perforations formed by the union of digitate procedures for the test of certain thin kinds of echinoids, as Rotula Augusti.
    • the crescent-shaped area within root of the personal finger nail

Related Sources

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