eponychium
Americannoun
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Embryology. the modified outer layer of the epidermis that partially covers the fetal fingernails and toenails and that persists after birth as the cuticle.
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Anatomy. a thin, cuticular fold extending over the lunula of a nail.
Other Word Forms
Etymology
Origin of eponychium
1880–85; < New Latin, equivalent to ep- ep- + onych- ( see onyx) + -ium -ium
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Eponychium The cuticle of the fingernail is also called the eponychium.
From Textbooks • Jan. 1, 2015
The nail fold that meets the proximal end of the nail body forms the nail cuticle, also called the eponychium.
From Textbooks • Jun. 19, 2013
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
