ˈbən(t)sən- sometimes ˈbu̇nzən- or ˈbu̇n(t)sən- noun
Usage: usually capitalized 1st B
Etymology: after Robert Wilhelm Bunsen died 1899 German chemist who invented it
: a burner used especially in the laboratory that consists typically of a straight tube four or five inches long with a gas orifice and holes near the bottom for admission of air, the mixture of gas and air formed burning at the top with a feebly luminous but intensely hot flame