irradiation
i ray dee ay shuhn
- n the condition of being exposed to radiation
- n a column of light (as from a beacon)
- n (physiology) the spread of sensory neural impulses in the cortex
- n the apparent enlargement of a bright object when viewed against a dark background
- n (Pavolvian conditioning) the elicitation of a conditioned response by stimulation similar but not identical to the original stimulus
- n (medicine) the treatment of disease (especially cancer) by exposure to a radioactive substance
- While the Food and Drug Administration approved irradiation for meat back in 1997, the meat industry still faces its toughest critics: the American public.
- Last year Wal-Mart began offering more organic products--those grown without pesticides, antibiotics, irradiation and so on--and the big company's expansion into a once alternative .
- An irradiation takes less than 20 minutes, and patients who are able to walk can go about their business after resting half an hour.