/ prəˈdɪdʒəs; NAmE / adjective
[ usually before noun ] ( formal ) very large or powerful and causing surprise or admiration
SYN colossal , enormous :
a prodigious achievement / memory / talent
Laser discs can store prodigious amounts of information.
► pro·di·gious·ly adverb :
a prodigiously talented musician
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WORD ORIGIN
late 15th cent. (in the sense portentous ): from Latin prodigiosus , from prodigium portent.