English Explanatory Dictionary

actinic keratosis

English dictionary entry

Meanings

noun
  1. A potentially precancerous skin lesion, typically on the upper portion of the head, characterized by discolored, thickened or scaly growths of keratin and caused by repeated exposure to ultraviolet light, such as from sunlight or tanning beds.

Word forms

actinic keratosis actinic keratoses

Synonyms

senile keratosis solar keratosis
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