v. 1. to determine the essential quality of. Syn. -- specify, define, delineate, delimit. [ WordNet 1.5 ]
2. to set, mark, or draw the boundaries of something. Syn. -- demarcate, delimit. [ WordNet 1.5 ]
n. [ L. delimitatio: cf. F. délimitation. ] The act or process of fixing limits or boundaries; limitation. Gladstone. [ 1913 Webster ]