caput mortuum


caput mor·​tu·​um
plural capita mortua
alchemy : the residuum after distillation or sublimation
: dross : worthless residue
or caput mortuum vitrioli
: a red iron-oxide pigment made by calcining iron sulfate

Word History


New Latin, literally, dead head

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Dictionary Entries Near caput mortuum

Cite this Entry

“Caput mortuum.” Dictionary, Merriam-Webster, Accessed 26 Feb. 2024.

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