/ Dictionary / Index P Príncipe: Meaning and Definition of Find definitions for: Prín•ci•pe Pronunciation: (prin'su-pu, -pā" Port. prēn'sē-pu), [key] — n. an island in the Gulf of Guinea, off the W coast of Africa: one of the two chief components of the Democratic Republic of São Tomé and Príncipe. 4305; 54 sq. mi. (140 sq. km). Formerly, Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: principe (Thesaurus) principate principium Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language