Radiation

Definition: Meaning of, radiation in English to English dictionary.

Pronunciation: / reɪdɪˈeɪʃ(ə)n /

Word Forms:

Singular	Plural
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[uncountable]

synonym

antonym

radiation used in phrases

Planck's radiation law (noun)
1. physics an equation that expresses the distribution of energy in the radiated spectrum of an ideal black body
X-radiation (noun)
1. electromagnetic radiation of short wavelength produced when high-speed electrons strike a solid target
2. obtaining images by the use of X rays
acoustic radiation pressure (noun)
1. acoustics the pressure exerted on a surface normal to the direction of propagation of a sound wave
actinic radiation (noun)
1. electromagnetic radiation that can produce photochemical reactions
adaptive radiation (noun)
1. the development of many different forms from an originally homogeneous group of organisms as they fill different ecological niches
alpha radiation (noun)
1. the radiation of alpha particles during radioactive decay
background radiation (noun)
1. radiation coming from sources other than those being observed
beta radiation (noun)
1. radiation of beta particles during radioactive decay
blackbody radiation (noun)
1. the electromagnetic radiation that would be radiated from an ideal black body; the distribution of energy in the radiated spectrum of a black body depends only on temperature and is determined by Planck's radiation law
corpuscular radiation (noun)
1. e.g. neutrons e.g. beta particles e.g. alpha particles a stream of atomic or subatomic particles that may be charged positively or negatively or not at all
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Pronunciation: ˈastrədəʊm

Parts of Speech: noun

a transparent dome on top of an aeroplane where the navigator can make celestial observations

radiation diagram