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tracheobronchial
tracheoesophageal
tracheole
tracheophyte
tracheoscopy
tracheostomy
tracheotomy
trachoma
trachyte
trachytic
tracing
tracing paper
track
track and field
track down
track event
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trachyte

tra·chyte [ trá kt, tráy kt ]


noun 
Definition:
 
volcanic rock: a fine-grained volcanic rock, characterized by the presence of alkaline feldspar minerals

[Early 19th century. < Greek trakhus "rough" + -ite1]

tra·chy·toid [ trákə tòyd, tráyki tòyd ] adjective
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