Meaning & use

Actinotherapy

noun·Academic

Last updated

The medical treatment of disease or skin conditions using light rays, especially ultraviolet or infrared radiation.

See it in a sentence

The dermatologist recommended a course of actinotherapy to treat the patient's psoriasis.

Early 20th-century clinics used actinotherapy to treat rickets before vitamin D supplements were common.

A note on using this word

Actinotherapy comes from the Greek 'aktis,' meaning ray or beam, combined with 'therapy,' and was especially prominent in medicine before modern pharmaceuticals became widespread.

Words with a similar meaning

light therapyphototherapy

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