irradiation.

The exposure of something to radiation, deliberately or otherwise.

Use it for

Words that belong together

• irradiation of a material
• controlled irradiation

On the page

Controlled irradiation changed the material under the stated experimental conditions.

The record described irradiation of the sample but did not establish that it had become radioactive.

Usage notes

Primary category: horror / sci-fi / gothic. Forms: Usually uncountable. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings. Established modern English lexical item. No separate regional spelling or grammatical inflection entry. Writing functions: hazard description, speculative setting, bodily condition, scene explanation. Disciplines: genre writing, science-informed description, clinical and safety vocabulary. Commonness: moderately common.