irradiation

Primary Meanings of irradiation

1.
n
(medicine) the treatment of disease (especially cancer) by exposure to a radioactive substance
2.
n
(Pavolvian conditioning) the elicitation of a conditioned response by stimulation similar but not identical to the original stimulus
3.
n
(physiology) the spread of sensory neural impulses in the cortex
4.
n
the apparent enlargement of a bright object when viewed against a dark background
Full Definitions of irradiation
1

n (medicine) the treatment of disease (especially cancer) by exposure to a radioactive substance

Synonyms:
actinotherapy, radiation, radiation therapy, radiotherapy
Types:
phototherapy
the use of strong light to treat acne or hyperbilirubinemia of the newborn
Curietherapy, radium therapy
the use of radium in radiation therapy
X-ray therapy
the therapeutic use of X rays
Type of:
therapy
(medicine) the act of caring for someone (as by medication or remedial training etc.)

n the condition of being exposed to radiation

Type of:
condition, status
a state at a particular time

n a column of light (as from a beacon)

Synonyms:
beam, beam of light, light beam, ray, ray of light, shaft, shaft of light
Types:
show 7 types...
hide 7 types...
heat ray
a ray that produces a thermal effect
high beam
the beam of a car's headlights that provides distant illumination
moon ray, moon-ray, moonbeam
a ray of moonlight
sunbeam, sunray
a ray of sunlight
laser beam
a beam of light generated by a laser
low beam
the beam of a car's headlights that provides illumination for a short distance
infrared ray
a ray of infrared radiation; produces a thermal effect (as from an infrared lamp)
Type of:
light, visible light, visible radiation
(physics) electromagnetic radiation that can produce a visual sensation
2

n (Pavolvian conditioning) the elicitation of a conditioned response by stimulation similar but not identical to the original stimulus

Type of:
generalisation, generalization, stimulus generalisation, stimulus generalization
(psychology) transfer of a response learned to one stimulus to a similar stimulus
3

n (physiology) the spread of sensory neural impulses in the cortex

Type of:
spread, spreading
process or result of distributing or extending over a wide expanse of space
4

n the apparent enlargement of a bright object when viewed against a dark background

Type of:
illusion, semblance
an erroneous mental representation

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