Meaning

verb be in contradiction with

verb represent falsely

originFrom Middle English belyen, beleoȝen, from Old English belēogan (“to deceive by lying, be mistaken”), from Proto-West Germanic *bileugan (“to belie”). Equivalent to be- (“about”) + lie (“to deceive”). Compare Dutch beliegen (“to lie about, tell lies”), German belügen (“to lie to someone”).

Etymology from Wiktionary, CC BY-SA 3.0