/ Dictionary / Index S stellular: Meaning and Definition of Find definitions for: stel•lu•lar Pronunciation: (stel'yu-lur), [key] — adj. having the form of a small star or small stars. spotted with stars. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. stellionate St. Elmo's fire 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