|a gadget; dingus; thingumbob.|
|a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.|
luminescence lu·mi·nes·cence (l&oomacr;'mə-něs'əns)
The emission of light that does not derive energy from the temperature of the emitting body, as in fluorescence and bioluminescence.
The light so emitted.
|luminescence (l'mə-něs'əns) Pronunciation Key