- tra|chyte
- tra|chyte «TRAY kyt, TRAK yt», noun.a light, volcanic rock with a rough surface, consisting of feldspars and augite or biotite.╂[< French trachyte < Greek trāchýs rough, or < trāchýtēs, -ētos roughness]
Useful english dictionary. 2012.
tra|chyte
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trachyte — tra•chyte [[t]ˈtreɪ kaɪt, ˈtræk aɪt[/t]] n. pet a fine grained volcanic rock consisting essentially of alkali feldspar and one or more subordinate minerals, as hornblende or mica: the extrusive equivalent of syenite • Etymology: 1815–25; < F… … From formal English to slang
Trachyte — Tra chyte, n. [Gr. ? rough, rugged: cg. F. trachyte.] (Geol.) An igneous rock, usually light gray in color and breaking with a rough surface. It consists chiefly of orthoclase feldspar with sometimes hornblende and mica. [1913 Webster] … The Collaborative International Dictionary of English
