nouns
(physics) a flash of light that is produced in a phosphor when it absorbs a photon or ionizing particle
domain category
the science of matter and energy and their interactions
"his favorite subject was physics"
is a type of (narrower)
(physics) electromagnetic radiation that can produce a visual sensation
"the light was filtered through a soft glass window"
a rapid change in brightness; a brief spark or flash
a brilliant display of wit
is a type of (narrower)
unusual mental ability
the quality of shining with a bright reflected light
the twinkling of the stars caused when changes in the density of the earth's atmosphere produce uneven refraction of starlight
is a type of (narrower)
the quality of being unsteady and subject to changes
"he kept a record of price fluctuations"