Medical Dictionary\nmesotendineum mes·o·ten·di·ne·um (měz'ō-těn-dĭn'ē-əm)n. Any of the synovial layers that pass from a tendon to the wall of a tendon sheath where tendons lie within osteofibrous canals. Also called mesotendon.\nPrevious Definition: mesotartaric\nNext Definition: mesotheca\n\n\nBid at the last second on Ebay Free:\nhttp://www.youbidder.com \n\nFacebook Like:\nhttp://www.facebook.com/pages/Word-of-the-Day-Definitions/750369141710497\n\nThis is a partnered channel.