1. To reduce in amount, degree, or intensity; lessen. See synonyms at decrease. 2. To deduct from an amount; subtract. 3.Lawa. To put an end to. b. To make void.
INTRANSITIVE VERB:
1. To fall off in degree or intensity; subside. 2.Law To become void.
ETYMOLOGY:
Middle English abaten, from Old French abattre, to beat down : a-, to (from Latin ad-; see ad–) + batre, to beat; see batter1.
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