ˈkalkləˌsīt noun
( -s )
Etymology: International Scientific Vocabulary cal cium + Cl (symbol for chlorine ) + ac etate + -ite; originally formed in French
: calcium chloride acetate CaCl(C 2 H 3 O 2 ).5H 2 O found as an efflorescence on museum specimens (as of calcareous rocks and fossils)