exact (adj.) Copy link Outline I. Of persons; careful, preciseII. Of numbers, statements, etc.1. exactus2. subtīlis • exact (adj.): I. Of persons; careful, precise: dīlĭgens, subtīlis: v. accurate, precise. (Not exactus in this sense: exactissimus homo in Plin. Ep. 8, 23, is a most finished, accomplished man.) II. Of numbers, statements, etc. 1. exactus: to state the e. number of killed, quot ceciderint, exacto affirmare numero, Liv. 3, 5, ad fin. 2. subtīlis: v. precise, accurate. Phr.: at the e. time, ipso tempore, cf. L. G. § 376.