Inflammation of a muscle, especially a voluntary muscle, characterized by pain, tenderness, and sometimes spasm in the affected area.initis
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Examples from the Web for myositis
Historical Examples of myositis
Myositis, mī-o-sī′tis, n. inflammation of a muscle—properly My′itis.
A gonorrhœal form of myositis is sometimes met with; it is painful, but rarely goes on to suppuration.Manual of Surgery
Alexis Thomson and Alexander Miles