Pronunciation: (bal'u-stur), [key]
1. Archit.any of a number of closely spaced supports for a railing.
2. balusters,a balustrade.
3. any of various symmetrical supports, as furniture legs or spindles, tending to swell toward the bottom or top.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.