What is another word for caput mortuum?
Pronunciation: [kˈapʊt mˈɔːtjuːəm] (IPA) 
Caput mortuum is a Latin term that refers to a lifeless or valueless substance, often used in alchemy. There are several synonyms for this phrase, including dregs, residue, lees, sediment, and waste. These words refer to the remains or remnants of something that has lost its value or usefulness. In chemistry, caput mortuum is often used to describe the insoluble residue that remains after the extraction of a substance. In art, caput mortuum is used to describe the dull brown pigment obtained from the remains of burnt bones. Overall, the term refers to the worthless or inert aspect of a substance, and its synonyms emphasize this characteristic.
