• a slight hollow in a hard even surface made by a blow or pressure

Synonyms: indentation, dint, dimple, dip, depression, hollow, crater, pit, trough

• a reduction in amount or size

Synonyms: reduction, depletion, deduction, cut, hole

• mark with a dent

Synonyms: make a dent in, make an indentation in, dint, indent, mark

• have an adverse effect on; diminish

Synonyms: diminish, reduce, lessen, shrink, weaken, erode, undermine, sap, shake, break, crush, cripple, destroy, damage, impair