aponeurosis

noun

apo·​neu·​ro·​sis ˌa-pə-nu̇-ˈrō-səs How to pronounce aponeurosis (audio)
-nyu̇-
: a broad flat sheet of dense fibrous collagenous connective tissue that covers, invests, and forms the terminations and attachments of various muscles
aponeurotic
ˌa-pə-nu-ˈrä-tik How to pronounce aponeurosis (audio)
-nyu̇-
adjective

Examples of aponeurosis in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The most popular kind of face-lift is known as the SMAS, which stands for subcutaneous muscular aponeurosis system. —Jessica Matlin, Harper's BAZAAR, 29 Nov. 2021

Word History

Etymology

New Latin, from Greek aponeurōsis, from aponeurousthai to pass into a tendon, from apo- + neuron sinew — more at nerve

First Known Use

1676, in the meaning defined above

Time Traveler
The first known use of aponeurosis was in 1676

Dictionary Entries Near aponeurosis

Apo, Mount

aponeurosis

aponogeton

See More Nearby Entries 

Cite this Entry

“Aponeurosis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/aponeurosis. Accessed 26 Nov. 2024.

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Medical Definition

aponeurosis

noun
apo·​neu·​ro·​sis ˌap-ə-n(y)u̇-ˈrō-səs How to pronounce aponeurosis (audio)
plural aponeuroses -ˌsēz How to pronounce aponeurosis (audio)
: any of the broad flat sheets of dense fibrous collagenous connective tissue that cover, invest, and form the terminations and attachments of various muscles
aponeurotic
-ˈrät-ik How to pronounce aponeurosis (audio)
adjective

More from Merriam-Webster on aponeurosis

Britannica.com: Encyclopedia article about aponeurosis

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