Lewis & Short

mīrātor, ōris, m. [miror], an admirer (poet. and in post-Aug. prose): formae honestae, Prop. 2, 13, 9: rerum, Ov. M. 4, 640; Hor. S. 1, 2, 36: inanium, Plin. 14, 4, 5, § 51: sui, Sen. Vit. Beat. 8, 3.