Anat. [med. or mod.L.: see next.] = TENDON: frequent in tendo Achillis (see next), and in comb. as tendo-synovitis, inflammation of the synovial membrane of a tendon.
[1693. trans. Blancards Phys. Dict. (ed. 2), Tendo, a Tendon, a similar nervous part annexed to Muscles and Bones.]
1874. Carpenter, Ment. Phys., I. ii. § 30 (1879), 30. Pulling upwards the heel by means of the great Tendo Achillis.
1899. Allbutts Syst. Med., VI. 528. Hence the terms elbow-jerk, wrist-jerk, tendo-Achillis-jerk. Ibid., 598. Tendo-synovitis of the flexor tendons of this finger.