01 a. Of the nature of a prodigy; marvelous; wonderful; portentous.
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1.
Of the nature of a prodigy; marvelous; wonderful; portentous.[Obs. or R.]“It is prodigious to have thunder in a clear sky.” — Sir T. Browne.
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2.
Extraordinary in bulk, extent, quantity, or degree; very great; vast; huge; immense; as, a prodigious mountain; a prodigious creature; a prodigious blunder.
Syn.
Huge; enormous; monstrous; portentous; marvelous; amazing; astonishing; extraordinary.