Definition of abate

< abasia

abatement >

a·bate    (-bt) KEY 

VERB:
a·bat·ed, a·bat·ing, a·bates
VERB:
tr.

1. To reduce in amount, degree, or intensity; lessen. See Synonyms at decrease.
2. To deduct from an amount; subtract.
3. Law
   1. To put an end to.
   2. To make void.

VERB:
intr.

1. To fall off in degree or intensity; subside.
2. Law To become void.

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ETYMOLOGY:
Middle English abaten, from Old French abattre, to beat down : a-, to (from Latin ad-; see ad-) + batre, to beat ; see batter¹