[ tʃə:t ]
■ noun a hard, dark, opaque rock composed of silica (chalcedony) with an amorphous or microscopically fine-grained texture.
Derivatives
~y adjective
Origin
C17 (orig. dialect): of unknown origin.
[ tʃə:t ]
■ noun a hard, dark, opaque rock composed of silica (chalcedony) with an amorphous or microscopically fine-grained texture.
Derivatives
~y adjective
Origin
C17 (orig. dialect): of unknown origin.
Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004