adj. 1. having lived for a relatively long (or a specified) time; not young; -- used especially of persons. Opposite of young. Syn. -- aging, senescent, old. [ WordNet 1.5 ]
[じこう, jikou](n) (1) statute of limitations; lapse of rights after a period of time; prescription (including acquisitive and extinctive prescription); (2) ageing; aging; (P)#17029[Add to Longdo]