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1. One of the thin, horny, translucent plates covering the dorsal surface of the distal end of each terminal phalanx of fingers and toes. A nail consists of corpus or body, the visible part, and radix or root at the proximal end concealed under a fold of skin. The underpart of the nail is formed from the stratum germinativum of the epidermis, the free surface from the stratum lucidum, and the thin cuticular fold overlapping the lunula representing the stratum corneum. Synonym(s): unguis [TA], nail plate, onyx
2. A rod of metal or other solid substance, used in operations to fasten together the fragments of a broken bone.
[A.S. naegel]
Farlex Partner Medical Dictionary © Farlex 2012


The thin, horny, transparent plate covering the upper surface of the end of a finger.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

Patient discussion about fingernail

Q. what causes ridges in fingernails center of nail is splitting down the middle toward the nail bed.

A. Vertical ridges that appear on the nail can indicate disorders as simple as iron deficiency, poor absorption of vitamins and nutrients, overall poor health or they could indicate something as serious as kidney trouble.
it might be wise to get a blood test.

Q. Anyone know why it hurts so much when you smash one of your finger nails?

A. two years ago i closed by accident the door of my car. my thumb was then blocked several seconds before i could liberate myself. it did hurt a lot that i could not sleep anymore. case of emergency. so at the hospital, they took a needle above a flame and then they pierced two holes in the middle of my right thumb nail to let out the pressure of the blood and cell-water who was stuck and which gives the pain. nerves plus body-liquid hurt then a lot. i had to return several times again to the emergency because the holes were closed again, i received heavy drugs to have no pain and lost at least my nail. today you see absolutelly nothing anymore!

More discussions about fingernail
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References in periodicals archive ?
The requirement for fingernails to be trimmed, filed, and maintained is designed to address both the cleanability of areas beneath the fingernails and the possibility that fingernails or pieces of the fingernails may end up in the food due to breakage.
The nail changes in our study were onycholysis and onychoschizia, all with involvement of fingernail alone.
Fingernail clippers have been around for many years and have become integrated in normal, everyday life.
He suggests they should model their hands before trying to bite off their fingernails.
With these densely and randomly scattered markers on hand, we can now take sample individuals from our population and essentially do nothing more than look for statistical association of particular marker(s) with our trait of interest--in this case, rate of fingernail growth.
ClipDifferent launched its Automatic Fingernail Clipper in November 2018.
A recent Engadget article discussed a new medical device from IBM that sits on a person's fingernail and gathers data relevant to their health.
Try putting clean bits of cotton gauze or cotton balls or dental floss underneath the edge of the ingrown fingernail.
Chillal's fingernail exhibit will be officially unveiled at Ripley's Believe It or Not!
And with every hurdle, the fingernail paint came on.
WITH feet as small as an adult fingernail, tiny Manushi - who was born 12 weeks early and weighing 14oz - had almost no chance of living.