/ Dictionary / Index D Du Chaillu: Meaning and Definition of Find definitions for: Du Chail•lu Pronunciation: (d shī'y, shal'-, dy Fr. dy sha&sylpyy'), [key] 1835–1903, U.S. explorer in Africa, traveler, and writer; born in France. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. duces tecum Duchamp Related Content Daily Word Quiz: diligent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language