( BrE ) ( US mar·vel·ous ) / ˈmɑːvələs; NAmE ˈmɑːrv-/ adjective
extremely good; wonderful
SYN fantastic , splendid :
This will be a marvellous opportunity for her.
The weather was marvellous.
It's marvellous what modern technology can do.
➡ note at excellent
► mar·vel·lous·ly ( BrE ) ( NAmE mar·vel·ous·ly ) adverb
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WORD ORIGIN
Middle English : from Old French merveillus , from merveille , from late Latin mirabilia , neuter plural of Latin mirabilis wonderful, from mirari wonder at.