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. 2012.

Look at other dictionaries:

  • 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

  • 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

  • son|o|lu|mi|nes|cence — «SON uh LOO muh NEHS uhns», noun. light given off when liquid containing dissolved gas is permeated by high frequency sounds. ╂[< Latin sonus sound + English luminescence] …   Useful english dictionary

  • ther|mo|lu|mi|nes|cence — «THUR moh LOO muh NEHS uhns», noun. 1. the emission of light produced by heat or exposure to high temperature. 2. a method of determining the age of an archaeological specimen by heating it at a controlled rate and measuring the light it emits,… …   Useful english dictionary

  • tri|bo|lu|mi|nes|cence — «TRY boh LOO muh NEHS uhns; TRIHB oh », noun. the quality of emitting light under friction or violent pressure. ╂[< Greek tríbos a rubbing (< tríbein rub) + English luminescence] …   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

  • 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

  • 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

  • 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