caput mortuum
Worthless residue of sublimation or distillationWorthless residue of sublimation or distillation.
/ˈkæpət ˈmɔː(ɹ)tjʊəm/
Meaning
2 senses(uncountable)Worthless residue of sublimation or distillation.
(uncountable)Cardinal purple, a variety of haematite iron oxide pigment.
Origin
Unadapted borrowing from Latin caput mortuum (literally “dead head”).Unadapted borrowing from Latin caput mortuum (literally “dead head”).
Wiktionary, CC BY-SA 4.0 · source
Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable