aponeurosis

[ ap-uh-noo-roh-sis, -nyoo- ]
/ ˌæp ə nʊˈroʊ sɪs, -nyʊ- /

noun, plural ap·o·neu·ro·ses [ap-uh-noo-roh-seez, -nyoo-]. /ˌæp ə nʊˈroʊ siz, -nyʊ-/. Anatomy.

a whitish, fibrous membrane that connects a muscle to a bone or fascia.

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Origin of aponeurosis

1670–80; <Greek aponeúrōsis the part of a muscle becoming a tendon, equivalent to aponeurō-, variant stem of aponeuroûn to change to tendon (see apo-, neuron) + -sis-sis

OTHER WORDS FROM aponeurosis

ap·o·neu·rot·ic [ap-uh-noo-rot-ik, -nyoo-], /ˌæp ə nʊˈrɒt ɪk, -nyʊ-/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

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British Dictionary definitions for aponeurosis

aponeurosis
/ (ˌæpənjʊəˈrəʊsɪs) /

noun plural -ses (-siːz)

anatomy a white fibrous sheet of tissue by which certain muscles are attached to bones

Derived forms of aponeurosis

aponeurotic (ˌæpənjʊəˈrɒtɪk), adjective

Word Origin for aponeurosis

C17: via New Latin from Greek, from aponeurousthai to change into a tendon, from neuron tendon
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for aponeurosis

aponeurosis
[ ăp′ə-nu-rōsĭs ]

n.

A sheetlike fibrous membrane resembling a flattened tendon that serves as a fascia to bind muscles together or to connect muscle to bone.

Other words from aponeurosis

ap′o•neu•rotic (-rŏtĭk) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.