that may be seen, D.S. 14.60; ὄψει θ. Ael. NA 9.4; θ. κατασκεύασμα Secund. Sent. 1; of certain days in disease, to be watched (cf. ἐπίδηλος II.1), Hp. Aph. 2.24.
of the mind, to be reached by contemplation, τοὺς διὰ λόγου θ. χρόνους Epicur. Ep. 1p.10U.; θεοὺς λόγῳ θ. Id. Fr. 355, cf. Phld. Sign. 37; opp. ἐμφανής, Plu. QConv. 2.722d; λόγῳ ib. 876c. Adv. -τῶς Gal. 18(1).363.