1 trachy- | Definition of trachy-

trachy-

combining form

Definition of trachy-

1 : rough : strong trachyglossate trachychromatic
2 : trachytic trachydolerite trachyandesite

History and Etymology for trachy-

in sense 1, from New Latin, from Greek, from trachys rough, harsh; in sense 2, from French, from trachyte

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