TRACHYTE


Meaning of TRACHYTE in English

[ 'treɪkʌɪt , 'trakʌɪt ]

■ noun Geology a grey fine-grained volcanic rock consisting largely of alkali feldspar.

Origin

C19 (orig. denoting a volcanic rock with a gritty surface): from Gk trakhus 'rough' or trakhutēs 'roughness'.

Concise Oxford English vocab.      Сжатый оксфордский словарь английского языка.