/ Dictionary / Index S selenocentric: Meaning and Definition of Find definitions for: se•le•no•cen•tric Pronunciation: (si-lē"nu-sen'trik), [key] — adj. Astron. having the moon as its center. of or pertaining to the center of the moon. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. seleno- selenodesy Related Content Daily Word Quiz: denizen Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language