ˈmak(s)- noun
Usage: usually capitalized M
Etymology: after L. Mack, 19th century scientist
: a cementing material made by the complete dehydration of gypsum and the addition of a small percentage of calcined sodium sulfate and potassium sulfate
ˈmak(s)- noun
Usage: usually capitalized M
Etymology: after L. Mack, 19th century scientist
: a cementing material made by the complete dehydration of gypsum and the addition of a small percentage of calcined sodium sulfate and potassium sulfate
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012