po·​ro·​ker·​a·​to·​sis -ˌker-ə-ˈtō-səs How to pronounce porokeratosis (audio)
: any of several often inherited skin disorders that are characterized by the proliferation of atypical keratinocytes and is marked by the presence of usually circular atrophic skin lesions which are surrounded by a ridgelike horny border

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“Porokeratosis.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/porokeratosis. Accessed 18 May. 2024.

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