opīnor ātus, ārī, dep. opinus, to be of opinion, suppose, imagine, conjecture, deem, believe, think, judge: sine dubio, am sure of it, T.: de vobis hic ordo opinatur non secus ac, etc.: non opinor negaturum esse te: idem, opinor, artifex Cupidinem fecit: opinor concedes, hoc esse, etc.