Michael Sam Is Not a âDistractionâ Dave Cullen February 11, 2014. A few minutes later, I understand why it all feels like a round of deja vu. The Upper West Side Celebrates An Imaginary Israelâs Birthday Vered Kellner April 14, 2013. Much of the rest of the debate provided a sense of deja vu. Romney Puts Perry on Defensive Howard Kurtz September 12, 2011. Which is great for me, I don't want to do deja vu all over again.
Muscle. Definition. noun, plural: muscles'. An organ made up of muscle tissues, or the tissue itself, enabling contraction or tension in an animal body to effect movement or locomotion. Supplement. Muscles are a specialized body part that produces movement or locomotion in animals.
A body tissue composed of elongated cells (called muscle fibers) that contract to produce movement. In vertebrate animals, voluntary movement is produced by the action of muscles on bone. Movement of the muscles of the heart and other organs is involuntary and controlled by the autonomic nervous system.. A tissue composed of fibers capable of contracting to effect bodily movement. 2. A contractile organ consisting of a special bundle of muscle tissue, which moves a particular bone, part, or substance of the body: the heart muscle; the muscles of the arm.