/ Dictionary / Index C cicero: Meaning and Definition of Find definitions for: cic•e•ro Pronunciation: (sis'u-rō"), [key] — pl. -ros. a Continental unit of measurement for type, equal to 12 Didot points, or 0.178 in. (4.5 mm), roughly comparable to a pica. Cic•e•ro Pronunciation: (sis'u-rō"), [key] — n. (“Tully”), 106–43 b.c., Roman statesman, orator, and writer. a city in NE Illinois, near Chicago. 61,232. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: cicero (Thesaurus) cicely cicerone Related Content Daily Word Quiz: ontiguous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language