light therapy

noun

: the treatment of medical or psychiatric conditions (such as seasonal affective disorder) by the controlled application of light

called also light treatment, phototherapy

Examples of light therapy in a Sentence

Recent Examples on the Web

Devices like low-level light therapy (LLLT), like FDA-cleared The Q, aims to stimulate meibomian glands (tiny oil glands along the eyelid that often contribute to dry eye when clogged). —Julie Loffredi, Forbes.com, 5 May 2025

Some research suggests that taking phenylalanine, combined with ultraviolet (UV) light therapy, may help treat vitiligo. —Isabel Vasquez Rd Ldn, Health, 16 Mar. 2025

Moderate to severe scalp psoriasis needs more aggressive treatments, such as prescription topicals, systemic (whole-body) medicines, and ultraviolet (UV) light therapy. —Lana Barhum, Verywell Health, 28 Feb. 2025

Additionally, treatments like red LED light therapy, facials/facial massage, and gua sha/jade rollers can help soothe stressed skin. —Felicity Carter, Forbes, 23 Dec. 2024

Word History

First Known Use

1987, in the meaning defined above

Rhymes for light therapy

• brachytherapy
• chemotherapy
• cryotherapy
• hydrotherapy
• hypnotherapy
• monotherapy
• phototherapy
• psychotherapy
• sclerotherapy
• immunotherapy
• pharmacotherapy
• physiotherapy

Medical Definition

light therapy

noun

: phototherapy

especially : the use of strong light (as of 10,000 lux intensity) for the treatment of depression and gloom (as in seasonal affective disorder)

called also light treatment