The Collaborative International Dictionary
AEruginous
AEruginous \[AE]*ru"gi*nous\, a. [L. aeruginosus, fr. aerugo rust of copper, fr. aes copper: cf. F. ['e]rugineux.] Of the nature or color of verdigris, or the rust of copper. [1913 Webster] ||
Wiktionary
aeruginous
a. Of or pertaining to copper-rust or verdigris.