explānātĭo (noun F) : explano.
* An explanation, interpretation (class.): somniis, vaticinationibus, oraculis quod erant multa obscura, explanationes adhibitae sunt interpretum,Cic. Div. 1, 51, 116; cf. aequitatis,id. Rep. 5, 2: unius cujusque propositionis,Auct. Her. 4, 16, 23: illustris sententiae suae (with propositio),Quint. 9, 2, 2: res arduae explanationis,Plin. 10, 68, 87, § 190.
* In partic., as a fig. of speech, Auct. Her. 4, 12, 17; Cic. de Or. 3, 53, 202; Quint. 9, 1, 27.
* A distinct articulation, pronunciation: dentes, cum defuere, explanationem omnem adimentes,Plin. 7, 16, 18, § 70: emendata cum suavitate vocum explanatio,Quint. 1, 5, 33: verborum (shortly before: dilucida pronunciatio),id. 11, 3, 33.

s. TLL