a. [f. SPECTRE sb. 1.] Spectral.
1652. Gaule, Magastrom., 215. We see that men are really affected and terrified even from spectrous and ludibrious phantasmes. Ibid., 298. [He] was haunted mightily with a spectrous apparition of a beautiful woman.
1678. Cudworth, Intell. Syst., I. ii. § 2. 61. They could have been nothing else but a certain kind of Aerial and Spectrous Men.
1809. W. Blake, Descr. Catal., 22. The Plowman of Chaucer is Hercules in his supreme eternal state, divested of his spectrous shadow.
1868. Swinburne, Blake, 282. These, with all their flock of emanations and spectrous or vegetating shadows, let us leave to the discretion of Los.