noun Etymology: New Latin Psoralea, genus of plants from which it is isolated + English -en, alteration of -ene Date: 1933 a substance C 11 H 6 O 3 found in some plants that photosensitizes mammalian skin and is used in conjunction with ultraviolet light to treat psoriasis
PSORALEN
Meaning of PSORALEN in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012