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definitions
  • synonyms

lacertus

(lə-sûrtəs)
n. pl. la•cer•ti (-tī′)
  1. The muscular part of the upper arm from the shoulder to the elbow.
  2. A fibrous band related to a muscle.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.