Pronunciation: ˌ kyü-p ə - ' l ā -sh ə n, - ˌ pe-
Function: noun
Date: circa 1691
: refinement (as of gold or silver) in a cupel by exposure to high temperature in a blast of air by which the unwanted metals are oxidized
Pronunciation: ˌ kyü-p ə - ' l ā -sh ə n, - ˌ pe-
Function: noun
Date: circa 1691
: refinement (as of gold or silver) in a cupel by exposure to high temperature in a blast of air by which the unwanted metals are oxidized
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012