/ ˌæbnɪˈgeɪʃn; NAmE / noun
[ U ] ( formal ) the act of not allowing yourself to have sth that you want; the act of rejecting sth
► ab·neg·ate / ˈæbnɪgeɪt; NAmE / verb [ vn ]
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WORD ORIGIN
Middle English : from Latin abnegatio(n-) , from the verb abnegare , from ab- away, off + negare deny.