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Definitions for irradiation:

The Collaborative International Dictionary of English v.0.48 :
irradiation \ir*ra`di*a"tion\ ([i^]r*r[=a]`d[i^]*[=a]"sh[u^]n), n. [Cf. F. irradiation.] [1913 Webster] 1. Act of irradiating, or state of being irradiated; as, irradiation of foods with X-rays can preserve their freshness by killing the bacteria that cause spoilage . [1913 Webster +PJC] 2. Illumination; irradiance; brilliancy. --Sir W. Scott. [1913 Webster] 3. Fig.: Mental light or illumination. --Sir M. Hale. [1913 Webster] 4. (Opt.) The apparent enlargement of a bright object seen upon a dark ground, due to the fact that the portions of the retina around the image are stimulated by the intense light; as when a dark spot on a white ground appears smaller, or a white spot on a dark ground larger, than it really is, esp. when a little out of focus. [1913 Webster]

WordNet (r) 2.0 :
irradiation n 1: the condition of being exposed to radiation 2: a column of light (as from a beacon) [syn: beam, {beam of light}, light beam, ray, ray of light, shaft, {shaft of light}] 3: (physiology) the spread of sensory neural impulses in the cortex 4: the apparent enlargement of a bright object when viewed against a dark background 5: (Pavolvian conditioning) the elicitation of a conditioned response by stimulation similar but not identical to the original stimulus 6: (medicine) the treatment of disease (especially cancer) by exposure to radiation from a radioactive substance [syn: radiotherapy, radiation therapy, radiation, actinotherapy]

Moby Thesaurus II by Grady Ward, 1.0 :
85 Moby Thesaurus words for "irradiation": X-ray dosimetry, X-ray therapy, anhydration, arc lighting, black and white, blast-freezing, bottling, brining, canning, chiaroscuro, cobalt therapy, contrast, corning, curietherapy, curing, decorative lighting, dehydration, desiccation, direct lighting, dry-curing, drying, electric lighting, emanation, embalming, enlightenment, evaporation, festoon lighting, floodlighting, fluorescent lighting, freeze-drying, freezing, fuming, gaslighting, glow lighting, highlight, highlights, illumination, incandescent lighting, indirect lighting, interstitial irradiation therapy, irradiance, irradiancy, irradiation therapy, isotope therapy, jerking, light, light and shade, light source, lighting, luminous energy, marination, mummification, overhead lighting, photosensitivity, pickling, potting, quick-freezing, radiance, radiancy, radiant energy, radiation, radiation therapy, radiotherapeutics, radiotherapy, radium therapy, radiumization, ray therapy, refrigeration, roentgen ray therapy, roentgenization, roentgenometry, roentgenotherapy, roentgentherapy, salting, seasoning, sidelight, smoking, spot lighting, stage lighting, strip lighting, stuffing, taxidermy, tinning, tonality, visible radiation

Related Sites

Irradiation - Wikipedia, the free encyclopedia
... is about the physics of irradiation. See irradiation illusion for information about a visual ... Retrieved from "http://en.wikipedia.org/wiki/Irradiation" ...

Food Irradiation - Frequently Asked Questions
How it's used, what safety precautions are in place, and what benefits it brings. ... Which foodborne diseases could be prevented with irradiation? ...

Food irradiation - Wikipedia, the free encyclopedia
6 US Regulators of Food Irradiation. 7 Safety aspects ... 7.2 Irradiation to cover up poor food quality. 7.3 Worker safety and impact on the environment ...

Food Irradiation--A Safe Measure
... Irradiation is ... During irradiation, foods are exposed briefly to a radiant ... Irradiation is not a substitute for proper food manufacturing and ...

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