- to make damp; moisten: to dampen a sponge.
- to dull or deaden; depress: to dampen one's spirits.
- damp(def 10).
verb (used without object)
- to become damp.
Origin of dampen
Related formsdamp·en·er, nounun·damp·ened, adjective
First recorded in 1620–30; damp
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for undampened
Derived Formsdampener, noun
- to make or become damp
- (tr) to stifle; deaden
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for undampened
1630s, "to dull or deaden" (of force, enthusiasm, ardor, etc.), from damp (adj.) + -en (1). Meaning "to moisten" is recorded from 1827. Related: Dampened; dampening.
Online Etymology Dictionary, © 2010 Douglas Harper