Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

Medical Dictionary

acrocephalosyndactyly

play
noun ac·ro·ceph·a·lo·syn·dac·ty·ly \-ˌsef-ə-(ˌ)lō-sin-ˈdak-tə-lē\

Medical Definition of acrocephalosyndactyly

plural acrocephalosyndactylies

  1. :  any of several genetic syndromes (such as Apert syndrome) that are present at birth and are characterized by premature closure of the cranial sutures resulting in malformations of the skull along with facial anomalies (such as widely spaced eyes) Acrocephalosyndactyly is also typically marked by the presence of webbed or fused fingers and toes and broad thumbs and big toes. This disorder typically arises as a spontaneous mutation in which the defective gene is not present in either parent.




Seen and Heard

What made you want to look up acrocephalosyndactyly? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to work hard

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image567572573

Which of these is a synonym of unctuous?

maudlin angry prompt oily
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ