taciturn

/ˈta-sə-ˌtərn/

French or Latin; French taciturne, from Middle French, from Latin taciturnus, from tacitus seetacit

adjective

  1. temperamentally disinclined to talk

silent taciturn reticent reserved secretive mean showing restraint in speaking. silent implies a habit of saying no more than is needed. taciturn implies a temperamental disinclination to speech and usually connotes unsociability.