ORTHOCLASE


Meaning of ORTHOCLASE in English

transcription, транскрипция: [ ˈȯr-thə-ˌklās, -ˌklāz ]

noun

Etymology: German Orthoklas, from orth- + Greek klasis breaking, from klan to break — more at clast

Date: 1849

: a monoclinic mineral of the feldspar group consisting of a silicate of potassium and aluminum

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.