Abatement

Abatement refers generally to a lessening, diminution, reduction, or moderation; specifically, it may refer to:


 * 421-a tax abatement, property tax exemption in the U.S. state of New York
 * Abatement of debts and legacies, a common law doctrine of wills
 * Abatement in pleading, a legal defense to civil and criminal actions
 * Abatement (heraldry), a modification of the shield or coat of arms imposed by authority for misconduct
 * Asbestos abatement, removal of asbestos from structures
 * Bird abatement, driving or removing undesired birds from an area
 * Dust abatement, the process of inhibiting the creation of excess soil dust
 * Graffiti abatement, a joint effort between groups to eliminate graffiti
 * Marginal abatement cost, the marginal cost of reducing pollution
 * Noise abatement, strategies to reduce noise pollution or its impact
 * Nuisance abatement, regulatory compliance methodology
 * Tax abatement, temporary reduction or elimination of a tax