Lewis Short
(adjective) : explĭcābĭlis, e, explico
* That may be explained, explicable (very rare): mensura,Plin. 4, 13, 28, § 98.—Adv.: ex-plĭcābĭlĭter, in an explicable manner, acc. to Diom. p. 401 P.; Mar. Plot. de Metr. p. 2623.
Charlton T. Lewis, Charles Short, A Latin Dictionary