dampˈen transitive verb and intransitive verb

1. To make or become damp or moist
2. To stifle (figurative)

dampˈer noun

1. Someone who or something that damps
2. A depressive influence
3. A door or shutter for shutting off or regulating a draught
4. A device for diminishing the amplitude of vibrations (physics)
5. A mute (music)
6. (in a piano or harpsichord, etc) the pad that silences a note after it has been played
7. A kind of unleavened bread (orig Aust)
8. A cake of this

dampˈing noun

1. Reduction in vibration through the dissipation of energy (physics)
2. Diminution in sharpness of resonance through the introduction of resistance (electronics)

dampˈish adjective

dampˈishness noun

dampˈly adverb

dampˈness noun

dampˈy adjective (archaic and poetic)

Damp

dampˈ-course noun

A layer of moisture-proof material in a masonry wall

dampˈing-offˈ noun

A disease of seedlings caused by Pythium or other fungus in an excess of moisture

dampˈ-proof adjective

Impervious to moisture

transitive verb

To make (eg a wall) damp-proof

damp-proof course noun

A damp-course

damp squib noun

Something that fails to go off with the expected bang (lit and figurative)

damp down

To close down a furnace, etc (dampˈing-downˈ noun)

put a damper on

To inhibit or subdue