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1. radiating; spreading outward from a common center.
2. pertaining to a radius.
3. pertaining to the radial (lateral) aspect of the arm as opposed to the ulnar (medial) aspect.
radial artery an artery in the forearm, wrist, and hand; the one usually used for taking the pulse.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.


1. Relating to the radius (bone of the forearm), to any structures named from it, or to the radial or lateral aspect of the upper limb compared with the ulnar or medial aspect. Synonym(s): radialis [TA]
2. Relating to any radius.
3. Radiating; diverging in all directions from any given center.
[L. radialis, fr. radius, ray, lateral bone of the forearm]
Farlex Partner Medical Dictionary © Farlex 2012
References in periodicals archive ?
The radial nerve, originating from the C5-T1 root of the spinal cord and the posterior cord of the brachial plexus, innervates the brachioradialis, extensor carpi radialis longus, and brevis muscles and, then, divides into superficial and deep branches at the level of the forearm.
Furthermore, hypertonic saline injection into the flexor carpi radialis (FCR) produced a similar inhibition of FCR MEPs as seen for the hand muscles [10].
Flexor carpi radialis, flexor carpi ulnaris, flexor digitorum superficialis.
Caption: Figure 1 (A, B, C, D, E)--Dorsal carpus: TMECR = tendon of the muscle extensor carpi radialis, FC = fat cushion, TMECO = tendon of the muscle extensor carpi obliquus, TMCDE = tendon of the muscle common digital extensor, DSO = dorsal synovial outpouchings, JC = joint capsule.
During the following 5 to 10 minutes we verify the death signs (respiratory failure, absence of heart beat and opaque cornea) and subsequently we dissected soleus and extensor carpi radialis longus muscles.
Lateral epicondylitis (tennis elbow) is a painful condition involving microtears within the extensor carpi radialis brevis muscle and the subsequent development of angiofibroblastic dysplasia.
We used a four-channel EMG device (ME3000P8 muscle tester, Mega Electronics Ltd, Finland) for recording simultaneously four muscle groups; extensor carpi radialis, palmaris longus, pronator quadratus, flexor digitorum superficialis.
Alla Reznik, the chief scientific officer at Radialis and a Canada research chair, explained that general purpose CT machines scan the whole body.
2007: Sexual dimorphism of extensor carpi radialis muscle size, isometric force, relaxation rate and stamina during the breeding season of the frog Rana temporaria Linnaeus 1758.
(5) The extensor process also receives insertions from the extensor metacarpal radialis tendon and the extensor longus alulae tendon.
Surface EMG related to wrist extension (WE) was recorded from right extensor carpi radialis muscle (ECR).