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fābŭlōsus, a, um, adj. [fabula, II.], fabulous, celebrated in fable (poet. and in post-Aug. prose): quae loca fabulosus Lambit Hydaspes, Hor. C. 1, 22, 7: palumbes, id. ib. 3, 4, 9: fab. aut commenticia res, Suet. Caes. 81: carmina Graecorum, rich in fables, Curt. 3, 1, 2: fabulosum arbitror de strigibus, etc., Plin. 11, 39, 95, § 232; cf.: mihi totum de Tyndaridis fabulosum videtur, Quint. 11, 2, 16: fabulosa et externis miraculis adsimulata, Tac. A. 11, 11.
Comp.: anulus, Plin. 33, 1, 4, § 8.
Sup.: mons Atlas, Plin. 5, 1, 1, § 5.
Transf., incredible, great, fabulous: cum fabulosa multitudine, Amm. 23, 6, 7.
Adv.: fābŭ-lōse, fabulously: insulae fabulose narratae, Plin. 32, 11, 53, § 143: fabulose multa de hominum aevo referens … et reliqua fabulosius, id. 7, 48, 49, § 153.
Comp: fabulosius canere, Amm. 23, 6.
Sup.: narrata colonia, Plin. 5, 1, 1, § 2.