Dictionary
pen•cil•i•form
Pronunciation: (pen-sil'u-fôrm", pen'su-lu-), [key]—
adj.
1. having a pencillike shape.
2. (of a set of lines, rays, or the like) parallel or nearly parallel.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.