photobiomodulation en · NOUN
Etymology
Etymology tree Proto-Indo-European *bʰeh₂- Proto-Indo-European *-os Proto-Indo-European *bʰéh₂os Proto-Hellenic *pʰáwos Ancient Greek φᾰ́ος (phắos) Ancient Greek φῶς (phôs) Ancient Greek φωτο- (phōto-)der. English photo- English biomodulation English photobiomodulation From photo- + biomodulation.
Meanings
-
(uncountable) Any of several therapeutic techniques that employ low-level laser or LED light to relieve pain or to heal wounds
Dermatologist David Ozog became a convert after smuggling LED panels into his teenage son's hospital room following a stroke in 2021 — his son recovered, and Ozog has been researching photobiomodulation ever since.
2026 March 26, Ellsworth Toohey, “A dermatologist snuck red LED panels into his son's hospital room after a stroke, and now he's a convert”, in BoingBoing, retrieved 26 Mar 2026: