/ Dictionary / Index S spiculum: Meaning and Definition of Find definitions for: spic•u•lum Pronunciation: (spik'yu-lum), [key] — pl. -la a small, needlelike body, part, process, or the like. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: spiculum (Thesaurus) spicule spicy Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language