Ascertained; precise; identified; definitive; clearly known; unambiguous ; or, in law, capable of being identified or made known, without liability to mistake or ambiguity, from data already given. Cooper v. Bigly, 13 Mich. 479; Losecco v. Gregory, 108 La. 648, 32 South. 9S6; Smith v. Fyler, 2 Hill (N. Y.) 049; Civ. Code La. 19o0, art 3556.