SINCE 1828
porokeratosis
noun
po·ro·ker·a·to·sis
| \ -ˌker-ə-ˈtō-səs
\
\
Medical Definition of porokeratosis
: any of several often inherited skin disorders that arecharacterized 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
Comments on porokeratosis
What made you want to look up porokeratosis? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
Original Meanings Quiz
-
- Which of the following is the earliest known sense of the word awe?
Test your knowledge - and maybe learn something along the way.
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridgedWords at Play
Ask the Editors
Word Games
-
Original Meanings Quiz
A quiz for the pedantic and those annoyed by them!
Take the quiz -
A Green Quiz
How many questions can you answer about the word "green"?
Take the quiz -
True or False?
Test your knowledge - and maybe learn something along the way.
Take the quiz -
Word Winder's CrossWinder
Play the game
Share porokeratosis
Resources for porokeratosis