- a brand of gaslight consisting essentially of a Bunsen burner on which an incombustible mantle (Welsbach mantle ) composed of thoria and some ceria becomes brilliantly incandescent when exposed to flame.
- a type of gaslight in which a mantle containing thorium and cerium compounds becomes incandescent when heated by a gas flame
More Definitions
- PLAINTIFF (noun) Definition, Meaning & Examples
- SEEPY (noun) Definition, Meaning & Examples
- GANG UP (noun) Definition, Meaning & Examples
- PROTECT (noun) Definition, Meaning & Examples
- FIDDLE DE DEE (noun) Definition, Meaning & Examples
- A ROLLING STONE GATHERS NO MOSS (noun) Definition, Meaning & Examples