calx
2 synonyms for calx, grouped by meaning and by how common each one is.
Noun — The substance which remains after a metal or mineral has been thoroughly burnt, once seen as being the essential substance left after the expulsion of phlogiston, but now recognised as being the metallic oxide (or, in some cases, the metal in a state of sublimation).
Synonyms
Less common
Still standard English, but they carry more weight.
Rare, literary or technical
Precise, but they will stand out — check the sense before using one.
Etymology
Comes from Latin calx ("lime"); a doublet of cauk and chalk.
Full origin of calx →