/ Dictionary / Index L loculus: Meaning and Definition of Find definitions for: loc•u•lus Pronunciation: (lok'yu-lus), [key] — pl. -li locule. a compartment in an altar, in which relics are kept. a recess in an ancient catacomb or tomb, where a body or cinerary urn was placed. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: loculus (Thesaurus) loculicidal locum Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language