radiation (n):
(medicine) the treatment of disease (especially cancer) by exposure to a radioactive substance
Related Word: radiotherapy
radiation (n):
the act of spreading outward from a central source
radiation (n):
a radial arrangement of nerve fibers connecting different parts of the brain
radiation (n):
the spread of a group of organisms into new habitats
radiation (n):
energy that is radiated or transmitted in the form of rays or waves or particles
radiation (n):
the spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay
Related Word: radioactivity
radiation (n):
syndrome resulting from exposure to ionizing radiation (e.g., 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
he was suffering from radiation
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Next Proverb

Better an egg today than a hen tomorrow

It is better to have a sure thing now than a possibility of more later.

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