[ -trī′ī-ō′dō-thī′rə-nēn′, -nĭn ]
A thyroid hormone found in plasma and the thyroid gland that is similar to thyroxine in biological action, used in the treatment of hypothyroidism.
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Words nearby 3,5,3′-triiodothyronine
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.