/ Dictionary / Index D dolicho-: Meaning and Definition of Find definitions for: dolicho- Pronunciation: [key] a combining form meaning “long” or “narrow”: dolichocephalic. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. dolesome dolichocephalic Related Content Daily Word Quiz: agitated Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language