noun : IRRADIATION
Source: WordNet 3.1
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1. (
) the condition of being exposed to radiation ;
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2. (
) a column of light (as from a beacon) ;
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3. (
) (physiology) the spread of sensory neural impulses in the cortex ;
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4. (
) the apparent enlargement of a bright object when viewed against a dark background ;
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5. (
) (Pavolvian conditioning) the elicitation of a conditioned response by stimulation similar but not identical to the original stimulus ;
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6. (
) (medicine) the treatment of disease (especially cancer) by exposure to a radioactive substance ;
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