1. (v. t.) To lessen in price or estimated value\; to lower the worth of; to represent as of little value or claim to esteem; to undervalue.

2. (v. i.) To fall in value; to become of less worth; to sink in estimation; as, a paper currency will depreciate, unless it is convertible into specie.

abate ablate abrade abridge abstract abuse allow bate beat down belittle break bring down bring into discredit bring low charge off cheapen compress consume cry down curtail cut cut back cut down cut prices damp dampen de-emphasize debase decline decrease decry deduct deflate degrade denigrate deplete deprecate depress deride derogate derogate from despise detract detract from devaluate devalue diminish disapprove of discommend discount discredit disdain disesteem disgrace disparage dispraise dissipate disvalue dive downgrade downplay drain dribble away dwindle eat away erode extract fall fall in price file away give way hold in contempt impair jew down kick back knock leach lessen lower make allowance make light of make little of make nothing of mark down minimize misestimate misprize nose-dive pare play down plummet plunge purify put down rebate reduce refine reflect discredit upon refund remove retrench ridicule roll back rub away run down sag scale down sell short set at naught set little by shave shorten shrink shrug off simplify slash slight slump soften speak ill of squander step down subduct submit to indignity subtract take a premium take away take from take off talk down thin thin out think little of think nothing of trim tune down underestimate underplay underprize underrate underreckon undervalue waste wear wear away weed withdraw write down write off