Lewis & Short

Camulŏdūnum, i, n., a town of the Trinobantes in Britain, the first Roman colony under Claudius, now Colchester, Tac. A. 12, 32; 14, 31; also called Camalŏdū-num, Inscr. Orell. 208: Camolŏdūnum, Itin. Anton. p. 230 Parth.; and Camal-dūnum, Plin. 2, 75, 77, § 185.