- (heraldry) A mark of dishonor on an escutcheon; any figure added to the coat of arms tending to lower the dignity or station of the bearer.[Early 17th century.]
- The amount abated; that which is taken away by way of reduction; deduction; decrease; a rebate or discount allowed; in particular from a tax. [Late 15th century.]
- (law) The reduction of the proceeds of a will, when the debts have not yet been satisfied; the reduction of taxes due.[First attested around 1150 to 1350.]
- The act of abating, or the state of being abated; a lessening, diminution, or reduction; a moderation; removal or putting an end to; the suppression of. [First attested from 1340 to 1470.]
"the abatement of a nuisance is the suppression thereof."
- (law) The action of a person that abates, or without proper authority enters a residence after the death of the owner and before the heir takes possession.