/ Dictionary / Index T taciturn: Meaning and Definition of Find definitions for: tac•i•turn Pronunciation: (tas'i-tûrn"), [key] — adj. inclined to silence; reserved in speech; reluctant to join in conversation. dour, stern, and silent in expression and manner. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: taciturn (Thesaurus) Tacitean taciturnity 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