pyc·no·dys·os·to·sis
variants:
or pyknodysostosis \
ˌpik-nō-ˌdis-ä-ˈstō-səs
\
plural pycnodysostoses\
-ˌsēz
\
Medical Definition of pycnodysostosis
: a rare genetic condition inherited as an autosomal recessive trait and characterized especially by short stature, fragile bones, shortness of the fingers and toes, failure of the anterior fontanel to close properly, and a receding chin
Learn More About pycnodysostosis
Cite this Entry
“Pycnodysostosis.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/pycnodysostosis. Accessed 14 Aug. 2022.
Style: MLA
MLA
Chicago
APA
Merriam-Webster
Chicago
APA
Merriam-Webster
Test Your Vocabulary
Commonly Confused Words Quiz
-
- I went to the ______ store to buy a birthday card.
Test your vocabulary with our 10-question quiz!
TAKE THE QUIZ
A daily challenge for crossword fanatics.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Words at Play
Ask the Editors
Word Games
-
Name That Animal: Volume 2
Can you tell a meerkat from a wombat?
Take the quiz
-
Fashionable Words
A vocab quiz with panache
Take the quiz
-
How Strong Is Your Vocabulary?
Test your vocabulary with our 10-question quiz!
Take the quiz
-
Spelling Bee Quiz
Can you outdo past winners of the National Spelli...
Take the quiz
Share pycnodysostosis