caput mortuum

noun

caput mor·​tu·​um
-ˈmȯrchəwəm
plural capita mortua
-wə
1
alchemy : the residuum after distillation or sublimation
2
: dross : worthless residue
3
or caput mortuum vitrioli
-ˌvi‧trēˈōˌlē,
: a red iron-oxide pigment made by calcining iron sulfate

Word History

Etymology

New Latin, literally, dead head

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Dictionary Entries Near caput mortuum

Cite this Entry

“Caput mortuum.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/caput%20mortuum. Accessed 26 Feb. 2024.

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