/ Dictionary / Index P penciliform: Meaning and Definition of Find definitions for: pen•cil•i•form Pronunciation: (pen-sil'u-fôrm", pen'su-lu-), [key] — adj. having a pencillike shape. (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. pencil gate penciling Related Content Daily Word Quiz: winsome Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language