aeruginous
adjective
ae·ru·gi·nous
ē-ˈrü-jə-nəs,
i-,
ī-
variants or less commonly eruginous
ē-ˈrü-jə-nəs,
i-,
e-
: having the characteristics of or the color of verdigris
Word History
Etymology
Middle English eruginose, borrowed from Anglo-French & Latin; Anglo-French erugineuse, borrowed from Latin aerūginōsus "covered with verdigris, rusty," from aerūgin-, aerūgō "verdigris" + -ōsus -ous
First Known Use
15th century, in the meaning defined above