Source : Webster's Revised Unabridged Dictionary (1913)

Eruginous \E*ru"gi*nous\, a. [Cf. F. ['e]rugineux. See
   {[AE]ruginous}.]
   Partaking of the substance or nature of copper, or of the
   rust copper; resembling the trust of copper or verdigris;
   [ae]ruginous.