[ as-truh-guh l ]
/ ˈæs trə gəl /

noun Architecture, Furniture.

a small convex molding cut into the form of a string of beads.Compare bead and reel.
a plain convex molding; bead.
a molding attached to one or both meeting stiles of a pair of double doors in order to prevent drafts.

Origin of astragal

1555–65; < Latin astragalus < Greek astrágalos a vertebra, the huckle-bone, a molding, a kind of vetch; in plural, dice (i.e., huckle-bones) Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for astragal

British Dictionary definitions for astragal

/ (ˈæstrəɡəl) /


  1. Also called: bead a small convex moulding, usually with a semicircular cross section
  2. a moulding having the form of a string of beads
carpentry a glazing bar, esp in a bookcase
anatomy the ankle or anklebone

Word Origin for astragal

C17: from Latin astragalus, from Greek astragalos anklebone, hence, small round moulding
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012