Definition of mountain green in English:

mountain green

noun

  • 1Mineralogy. Any of several green copper minerals, especially when used as a pigment; specifically (a) malachite; (b) chrysocolla; (c) glauconite.

  • 2The dark green colour of various copper minerals or of mountain vegetations.

Origin

Early 18th century; earliest use found in Ephraim Chambers (?1680–1740), encyclopaedist. From mountain + green, after German Berggrün.

Pronunciation

mountain green

/ˌmaʊntɪn ˈɡriːn/