radiations

'radiations'

[radiation.n.01] as in: energy that is radiated or transmitted in the form of rays or waves or particles

'radiations'

[radiation.n.02] as in: the act of spreading outward from a central source

'radiations'

[radiation_sickness.n.01] as in: syndrome resulting from exposure to ionizing radiation (e.g.,

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exposure to radioactive chemicals or to nuclear explosions); low doses cause diarrhea and nausea and vomiting and sometimes loss of hair; greater exposure can cause sterility and cataracts and some forms of cancer and other diseases; severe exposure can cause death within hours

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Examples:
he was suffering from radiation

'radiations'

[radiation.n.04] as in: the spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay

'radiations'

[radiation.n.05] as in: the spread of a group of organisms into new habitats

'radiations'

[radiation.n.06] as in: a radial arrangement of nerve fibers connecting different parts of the brain

'radiations'

[radiotherapy.n.01] as in: (medicine) the treatment of disease (especially cancer) by exposure to a radioactive substance