bead and reel

noun Architecture.
  1. a convex molding having the form of elongated beads alternating with disks placed edge-on, or with spherical beads, or with both.

Origin of bead and reel

First recorded in 1950–55
Also called reel and bead.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018