Baretti: A dictionary of the English and Italian languages
De-dúrre, De-dúcere, v. a. (pass. dedus-si, De-se,De-sero; fut. dedurrò, &c.; part. dedutto & dedotto,) to deduce, infer, gather, conclude. — le sue ragioni, to state one's reasons; v. r. to resolve, determine; adj.De-ducénte .
Florio: a worlde of wordes, or most copious, dictionarie in Italian and English