| burnout | <radiobiology> Rapid reduction in the neutral particle density in a plasma discharge, occurs when the ionisation rate (which converts neutrals to ions and electrons) exceeds the rate of recombination (which converts ions to neutrals) and the rate of influx of neutral particles. (09 Oct 1997) |
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| burnout, professional | An excessive stress reaction to one's occupational or professional environment. It is manifested by feelings of emotional and physical exhaustion coupled with a sense of frustration and failure. (12 Dec 1998) |