Lewis & Short

cŏagmentum, i, n. [cogo], a joining together; in concr., a joint (in good prose; not in Cic.; mostly in plur.).

  1. I. Prop., Non. p. 42, 20 sq.; Cato, R. R. 18, 9; Plaut. Most. 3, 2, 143; Caes. B. C. 3, 105 fin.; Vitr. 2, 3, 4; 2, 8, 3; 4, 4, 4.
  2. II. Trop., a joining or connecting together: syllabarum, Gell. 17, 9, 2.