medical Definition of phytophotodermatitis
plural phytophotodermatitises
or phytophotodermatitides
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\-ˈtit-ə-ˌdēz\
: an inflammatory reaction of skin that has been exposed to sunlight and especially UVA radiation after being made hypersensitive by contact with any of various plants or plant parts and especially those (as limes and celery) with high levels of psoralens and that is typically characterized by a burning sensation, blisters, and erythema followed by hyperpigmentation
