RADIATION

radiotherapy, radiation therapy, radiation, actinotherapy, irradiation

(noun) (medicine) the treatment of disease (especially cancer) by exposure to a radioactive substance

radiation

(noun) the act of spreading outward from a central source

radiation

(noun) a radial arrangement of nerve fibers connecting different parts of the brain

radiation

(noun) the spread of a group of organisms into new habitats

radiation

(noun) energy that is radiated or transmitted in the form of rays or waves or particles

radiation, radioactivity

(noun) the spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay

Source: WordNet® 3.1


Etymology

Noun

radiation (countable and uncountable, plural radiations)

The shooting forth of anything from a point or surface, like diverging rays of light.

The process of radiating waves or particles.

The transfer of energy via radiation (as opposed to convection or conduction).

Radioactive energy.

Anagrams

• antiradio

Source: Wiktionary


Ra`di*a"tion, n. Etym: [L. radiatio: cf. F. radiation.]

1. The act of radiating, or the state of being radiated; emission and diffusion of rays of light; beamy brightness.

2. The shooting forth of anything from a point or surface, like the diverging rays of light; as, the radiation of heat.

Source: Webster’s Unabridged Dictionary 1913 Edition



RESET




Word of the Day

3 March 2025

STAND

(verb) hold one’s ground; maintain a position; be steadfast or upright; “I am standing my ground and won’t give in!”


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Coffee Trivia

As of 2019, Starbucks opens a new store every 15 hours in China. The coffee chain has grown by 700% over the past decade.

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