abatement /əˈbeɪt.mənt/noun 11forms 1 noun11 •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.The abatement of a nuisance is the suppression thereof. •The reduction of the proceeds of a will, when the debts have not yet been satisfied; the reduction of taxes due. •A beating down, a putting down. •A quashing, a judicial defeat, the rendering abortive by law. •The deduction of minor revenues incidental to an operation in calculating the cost of the operation. •An amount abated; that which is taken away by way of reduction; deduction; decrease; a rebate or discount allowed; in particular from a tax. •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. •Forcible entry of a stranger into an inheritance when the person seised of it dies, and before the heir or devisee can take possession; ouster. •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. •rebatement, real or imaginary marks of disgrace affixed to an escutcheon. •(Scotland) Waste of stuff in preparing to size. formsabatements