/ Dictionary / Index L locus sigilli*: Meaning and Definition of Find definitions for: lo•cus si•gil•li Pronunciation: (lō'koos sē-gēl'lē Eng. lō'k&schwas si-jil'ī), [key] — pl. lo•ci si•gil•li See(def. 3). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. locus in quo* locust 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