copperous

English

Etymology

copper +‎ -ous

Adjective

copperous (comparative more copperous, superlative most copperous)

1. Coppery.
   • 1870 April–September, Charles Dickens, The Mystery of Edwin Drood, London: Chapman and Hall, […], published 1870, →OCLC:

     She calls his attention to those copperous clouds beyond the river, and says that the wind is rising.

   • 1770, abbé Chappe d'Auteroche, A Journey Into Siberia: Made by Order of the King of France (page 213)

     Calcareous, copperous, greenish stone.