knuckle

(redirected from knuckles)
Also found in: Dictionary, Thesaurus, Idioms, Encyclopedia, Wikipedia.

knuckle

 [nuk´'l]
the dorsal aspect of any interphalangeal joint, or any similarly bent structure.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

knuck·le

(nŭk'ĕl),
1. A joint of a finger when the fist is closed, especially a metacarpophalangeal joint.
2. A kink or loop of intestine, as in a hernia.
[M.E. knokel]
Farlex Partner Medical Dictionary © Farlex 2012

knuckle

(nŭk′əl)
n.
a. The prominence of the dorsal aspect of a joint of a finger, especially of one of the joints connecting the fingers to the hand.
b. A rounded protuberance formed by the bones in a joint.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

knuck·le

(nŭk'ĕl)
1. A joint of a finger when the fist is closed, especially a metacarpophalangeal joint.
2. A kink or loop of intestine, as in a hernia.
[M.E. knokel]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

knuckle

The common name for a finger joint.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005
References in periodicals archive ?
The biggest concern about cracking knuckles is that it could lead to arthritis, specifically osteoarthritis.
The 'pop' of a cracked knuckle is caused by bubbles bursting in the synovial fluid - the fluid that helps lubricate joints.
"The knuckles was nothing," the 44-year-old Lopez said.
The knuckle is a joint and while usually, knuckles refer to joints in the hand, they can also be used to describe joints elsewhere.
Ugandan Knuckles derives from the character (http://sega.wikia.com/wiki/Knuckles_the_Echidna) Knuckles The Echidna , which appeared in Sega's Sonic the Hedgehog 3 in 1994.
The world of VRChat, a social platform for HTC Vive and Oculus Rift owners, has seen multiple users donning avatars referred to as Ugandan Knuckles. They go around in groups asking other VR chatters questions such as 'Brudda, do you know the way?' while mimicking a heavy Ugandan accent.
Investigators found OA equally in both patients who did and didn't pop their knuckles (12 of 74 vs 36 of 226, respectively; P non-significant); joint swelling was more common in participants with a history of knuckle popping (84% vs 6%; Pc.01).
I created a game called knuckles to help with my boyfriend's skating.
Knuckles crack when a bubble forms in a joint, new high-speed images reveal.
By using MRI to video record knuckle cracking in action, researchers have discovered that the unsettling "pop" made by cracking your knuckles results from the rapid creation of a cavity in the fluid inside the joints.
So save your knuckles and hopefully the airframe by using the right screw extractor for the job like it says in Para 4-20 of TM 1-1500-204-23-9.