ca|thod|o|lu|mi|nes|cence «kuh THOD uh LOO muh NEHS uhns», noun.
a phosphorescent or fluorescent glow excited by the action of cathode rays.

Useful english dictionary. 2012.

Look at other dictionaries:

  • crys|tal|lo|lu|mi|nes|cence — «KRIHS tuh loh LOO muh NEHS uhns», noun. the production of light, without a rise in temperature, occurring when a solution crystallizes …   Useful english dictionary

  • e|lec|tro|lu|mi|nes|cence — «ih LEHK troh LOO muh NEHS uhns», noun. light produced without heat by passing an alternating current through a phosphorescent substance: »For example, electroluminescence…has already made possible decorative effects through lighted panels… …   Useful english dictionary

  • bi|o|lu|mi|nes|cence — «BY oh LOO muh NEHS uhns», noun. phosphorescence or other emission of light by living organisms, such as fireflies and jellyfish …   Useful english dictionary

  • ca|nes|cence — «kuh NEHS uhns», noun. hoariness; dull whiteness: »All colour melts away with the canescence from above. The sky is of a dead milkwhite (R. Burton) …   Useful english dictionary

  • chem|i|lu|mi|nes|cence — «KEHM uh LOO muh NEHS uhns», noun. the production of light during a chemical reaction, without a rise in temperature …   Useful english dictionary

  • ev|a|nes|cence — «EHV uh NEHS uhns», noun. 1. a gradual disappearance; fading away; vanishing: »The gradual evanescence of dogmatic teaching (W. E. H. Lecky). 2. a tendency to disappear or fade away; inability to last long: »This evanescence and lubricity of all… …   Useful english dictionary

  • ju|ve|nes|cence — «JOO vuh NEHS uhns», noun. a renewal of youth; youthfulness …   Useful english dictionary

  • lu|mi|nes|cence — «LOO muh NEHS uhns», noun. an emission of light occurring at a temperature below that of incandescent bodies. Luminescence includes phosphorescence and fluorescence, and may result from biological or chemical processes. »The intensity of the… …   Useful english dictionary

  • pho|to|lu|mi|nes|cence — «FOH toh LOO muh NEHS uhns», noun. luminescence caused by the absorption of radiant energy in the form of visible or nonvisible light …   Useful english dictionary

  • re|ju|ve|nes|cence — «rih JOO vuh NEHS uhns», noun. 1. the renewal of youth or youthful vigor. 2. Biology. a) the process by which the contents of a cell break the cell wall and form a new cell with a new wall. b) the renewal of vitality by the exchange of material… …   Useful english dictionary