a. [ L. prodigiosus, fr. prodigium a prodigy; cf. F. prodigieux. See Prodigy. ] [ 1913 Webster ]

1. Of the nature of a prodigy; marvelous; wonderful; portentous. [ Obs. or R. ] Spenser. [ 1913 Webster ]

It is prodigious to have thunder in a clear sky. Sir T. Browne. [ 1913 Webster ]

2. Extraordinary in bulk, extent, quantity, or degree; very great; vast; huge; immense; as, a prodigious mountain; a prodigious creature; a prodigious blunder. “Prodigious might.” Milton. [ 1913 Webster ]

Syn. -- Huge; enormous; monstrous; portentous; marvelous; amazing; astonishing; extraordinary. [ 1913 Webster ]

adv. [ 1913 Webster ]

1. Enormously; wonderfully; astonishingly; as, prodigiously great. [ 1913 Webster ]

2. Very much; extremely; as, he was prodigiously pleased. [ Colloq. ] Pope. [ 1913 Webster ]

n. The quality or state of being prodigious; the state of having qualities that excite wonder or astonishment; enormousness; vastness. [ 1913 Webster ]