distilled verdigris

English

Etymology

So called because the acetic acid used in making it was obtained from distilled vinegar.

Noun

distilled verdigris (uncountable)

1. (organic chemistry, obsolete) An acid copper acetate.

Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
(See the entry for “distilled verdigris”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.)