RADIOACTIVITY Synonyms
There is 1 hypernym of the word radioactivity. (close relations)
Definition of RADIOACTIVITY
Best Alternative Words for RADIOACTIVITY
| Expand? | Word | Save? | More Syns.. | Usage | Type | |||
|---|---|---|---|---|---|---|---|---|
| radiation | noun, adjectiven, adj | |||||||
noun • energy that is radiated or transmitted in the form of rays or waves or particles • the act of spreading outward from a central source • 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 • the spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay • the spread of a group of organisms into new habitats • a radial arrangement of nerve fibers connecting different parts of the brain • (medicine) the treatment of disease (especially cancer) by exposure to a radioactive substance | ||||||||
| emission | nounn | |||||||
noun • the act of emitting; causing to flow forth • a substance that is emitted or released • the release of electrons from parent atoms • any of several bodily processes by which substances go out of the body • the occurrence of a flow of water (as from a pipe) | ||||||||
| irradiation | verb, nounv, n | |||||||
noun • the condition of being exposed to radiation • a column of light (as from a beacon) • (physiology) the spread of sensory neural impulses in the cortex • the apparent enlargement of a bright object when viewed against a dark background • (Pavolvian conditioning) the elicitation of a conditioned response by stimulation similar but not identical to the original stimulus • (medicine) the treatment of disease (especially cancer) by exposure to a radioactive substance | ||||||||
