/ dɪsˈkleɪm; NAmE / verb [ vn ] ( formal )
1.
to state publicly that you have no knowledge of sth, or that you are not responsible for sth
SYN deny :
She disclaimed any knowledge of her husband's whereabouts.
The rebels disclaimed all responsibility for the explosion.
2.
to give up your right to sth, such as property or a title
SYN renounce
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WORD ORIGIN
late Middle English (in legal contexts): from Anglo-Norman French desclamer , from des- (expressing reversal) + clamer to claim, from Latin clamare call out.