to make light , to clear or thin a forest , etc.: collucare est succisis arboribus locum luce implere, Fest. s. v. sublucare, p. 348, 18 Müll. (explained in a different manner by Paul. ex Fest. p. 37, 12 ib.): lucum, CatoR. R. 139: arborem, Col. 2, 21, 3.