Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Any of various straight muscles, as of the abdomen, eye, neck, and thigh.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Any of several straight muscles in various parts of the body, as of the abdomen, thigh, eye etc.

from the GNU version of the Collaborative International Dictionary of English

  • n. A straight muscle.

from The Century Dictionary and Cyclopedia

  • n. In anatomy, one of several muscles so called from the straightness of their course, either in their own axis or in the axis of the body or part where they lie.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. any of various straight muscles

Etymologies

New Latin (mūsculus) rēctus, from Latin, straight (muscle); see rectum.
(American Heritage® Dictionary of the English Language, Fourth Edition)
From the Latin phrase "(musculus) rectus", or "a straight (muscle)". (Wiktionary)

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