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Radial
Radial: A word with diverse meanings in medicine and the biomedical sciences: - Pertaining to the radius, the smaller bone in the forearm . The radial artery is so named because of its proximity to the radius.
- Pertaining to the radius of a circle.
- Spreading from a central point. A radial keratotomy is an eye operation in which incisions are made in the cornea that resemble the spokes in a wheel.
The word "radial" comes from the Latin "radius" meaning a spoke in a wheel which this bone was thought to resemble. The word " radiation " is derived from the same Latin word -- "radius."
Last updated on 05/15/2008
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