/ bɪˈlaɪ; NAmE / verb ( be·lies , be·ly·ing , be·lied , be·lied ) [ vn ] ( formal )
1.
to give a false impression of sb/sth :
Her energy and youthful good looks belie her 65 years.
2.
to show that sth cannot be true or correct :
Government claims that there is no poverty are belied by the number of homeless people on the streets.
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WORD ORIGIN
Old English belēogan deceive by lying , from be- about + lēogan to lie . Current senses date from the 17th cent.