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Từ điển Oxford Learners Wordfinder Dictionary
irradiation


noun
1. the condition of being exposed to radiation
Derivationally related forms:
irradiate
Hypernyms:
condition, status
2. a column of light (as from a beacon)
Syn:
beam, beam of light, light beam, ray, ray of light,
shaft, shaft of light
Derivationally related forms:
irradiate, ray (for: ray), beamy (for: beam), beam (for: beam)
Hypernyms:
light, visible light, visible radiation
Hyponyms:
heat ray, high beam, moonbeam, moon ray, moon-ray,
sunbeam, sunray, laser beam, low beam
3. (physiology) the spread of sensory neural impulses in the cortex
Topics:
physiology
Hypernyms:
spread, spreading
4. the apparent enlargement of a bright object when viewed against a dark background
Hypernyms:
illusion, semblance
5. (Pavolvian conditioning) the elicitation of a conditioned response by stimulation similar but not identical to the original stimulus
Hypernyms:
generalization, generalisation, stimulus generalization, stimulus generalisation
6. (medicine) the treatment of disease (especially cancer) by exposure to a radioactive substance
Syn:
radiotherapy, radiation therapy, radiation, actinotherapy
Derivationally related forms:
radiotherapist (for: radiotherapy)
Topics:
medicine, medical specialty
Hypernyms:
therapy
Hyponyms:
phototherapy, radium therapy, Curietherapy, X-ray therapy

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