n. An inflammation of the fluid-filled sheath (the synovium) that surrounds a tendon.
the GNU version of the Collaborative International Dictionary of English
n. Inflammation of the synovial sheath of a tendon.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. inflammation of a tendon and its enveloping sheath
Word Usage
"Whether or not it was carpal tunnel syndrome before, now I have been diagnosed with De Quervain's tenosynovitis, which is just a really fancy way of saying inflamed thumb tendons."