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Pronunciation varies by accent · adjective
Pertaining to copper rust; in particular, resembling the (bluish-)greenish colour of copper rust..
There was definitely some aeruginous material on that door handle.
It is not possible to adequately discuss aeruginous (copper rust) corrosion products without introducing several principles of corrosion and descriptions of minerals.
Use aeruginous when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Aeruginous means Pertaining to copper rust; in particular, resembling the (bluish-)greenish colour of copper rust..
Common synonyms include verdigris.
The opposite depends on the specific sense.
There was definitely some aeruginous material on that door handle.
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