Lewis Short
(adjective) : călĭgāris, e, caliga
* Of or pertaining to the caliga or soldier's boot (access. form of the foll.): clavus,Plin. 9, 18, 33, § 69; 22, 22, 46, § 94: formae, Edict. Diocl. p. 23.
Charlton T. Lewis, Charles Short, A Latin Dictionary