from The Century Dictionary and Cyclopedia
- n. The determination of the temperature at which kerosene or other hydrocarbon oil used for illumination on being gradually heated first gives off enough vapor to catch fire from a momentarily applied match or electric spark. Same as flash-test.
- n. The subjecting of pottery or porcelain to various degrees of heat in a kiln to ascertain its relative hardness or fire-resisting properties.
Sorry, no etymologies found.