Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A narrow convex molding often having the form of beading.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A molding for edging or decorating furniture.
  • n. A molding attached to double doors to prevent drafts.
  • n. The bone in the ankle connecting to the leg bones to form the ankle joint.

from the GNU version of the Collaborative International Dictionary of English

  • n. A convex molding of rounded surface, generally from half to three quarters of a circle.
  • n. A round molding encircling a cannon near the mouth.

from The Century Dictionary and Cyclopedia

  • n. In architecture: A small convex molding cut into the form of a string of beads, used in classical architecture, especially in connection with the egg-and-dart molding and between the faces of different projection of Ionic and Corinthian epistyle and coffering beams. A small plain convex molding, usually with a fillet beneath it, sometimes between two fillets, used between the capital and the shaft of classic orders, except the Greek Doric, and in many other positions in classic, medieval, and later styles. See cut under column. Also called bead.
  • n. A convex molding encircling a cannon near the mouth: not present on modern guns.
  • n. In carpentry, one of the rabbeted bars which hold the panes of a window.
  • n. In anatomy, the astragalus.
  • n. The game of knuckle-bones; knuckle-downs.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. the bone in the ankle that articulates with the leg bones to form the ankle joint
  • n. a beaded molding for edging or decorating furniture

Etymologies

Latin astragalus, from Greek astragalos.
(American Heritage® Dictionary of the English Language, Fourth Edition)
From Ancient Greek ἀστράγαλος. (Wiktionary)

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  • "...he spoke privately to those whose province it was, pointing out that her guns were hopelessly old-fashioned—they could never be re-issued now—the second reinforce and the muzzle astragal were in every case different from the present regulation piece..."
    --Patrick O'Brian, The Letter of Marque, 52

    February 27, 2008

  • A small convex molding cut into the form of a string of beads

    February 9, 2007