aeruginous.
Synonym of verdigrisy, of or related to copper carbonate, bluish green.
Meaning & usage
Synonym of verdigrisy, of or related to copper carbonate, bluish green.
There was definitely some aeruginous material on that door handle.
Synonym of rusty, of or related to iron oxides.
Where this word comes from
From Medieval Latin aerūginōsus (“rust-colored”) directly and via Middle French erugineux (“verdigris-colored”), from Latin aerūginōsus (“rusty”), from aerūgō (“rust”) + -ōsus (“-ose: forming adjectives”), from aes (“copper, bronze, brass”) + -ūgō (“forming nouns related to thin coatings or coverings”).
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.