noun Architecture, Furniture. 1.a small convex molding cut into the form of a string of beads. Compare
bead and reel.
2.a plain convex molding; bead.
3.a molding attached to one or both meeting stiles of a pair of double doors in order to prevent drafts.
Origin:
1555–65; < Latin astragalus < Greek astrágalos a vertebra, the huckle-bone, a molding, a kind of vetch; in plural, dice (i.e., huckle-bones)