DIATREME


Meaning of DIATREME in English

[ 'dʌɪətri:m ]

■ noun Geology a long vertical pipe or plug formed when gas-filled magma forced its way up through overlying strata.

Origin

early 20th cent.: from dia- + Gk trēma 'perforation'.

Concise Oxford English vocab.      Сжатый оксфордский словарь английского языка.