radiation
radiation is a valid 9-letter word worth 10 points in Scrabble and 11 in Words With Friends.
What does radiation mean?
A valid word accepted in tournament Scrabble and Words With Friends play.
- noun
the spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay
- noun
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
- noun
(medicine) the treatment of disease (especially cancer) by exposure to a radioactive substance
- noun
a radial arrangement of nerve fibers connecting different parts of the brain
- noun
energy that is radiated or transmitted in the form of rays or waves or particles
- noun
the act of spreading outward from a central source
- noun
the spread of a group of organisms into new habitats