/ Dictionary / Index L loci: Meaning and Definition of Find definitions for: lo•ci Pronunciation: (lō'sī, -kē, -kī), [key] — n. pl. of Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: loci (Thesaurus) lochus lock Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language