DAMPING

Verb

damping

present participle of damp

Noun

damping (plural dampings)

(mechanics) The reduction in the magnitude of oscillations by the dissipation of energy

(mechanics) The stabilization of a physical system by reducing oscillation

Source: Wiktionary

DAMP

Damp, n. Etym: [Akin to LG., D., & Dan. damp vapor, steam, fog, G. dampf, Icel. dampi, Sw. damb dust, and to MNG. dimpfen to smoke, imp. dampf.]

1. Moisture; humidity; fog; fogginess; vapor. Night . . . with black air Accompanied, with damps and dreadful gloom. Milton.

2. Dejection; depression; cloud of the mind. Even now, while thus I stand blest in thy presence, A secret damp of grief comes o'er my soul. Addison. It must have thrown a damp over your autumn excursion. J. D. Forbes.

3. (Mining)

Definition: A gaseous prodact, formed in coal mines, old wells, pints, etc. Choke damp, a damp consisting principally of carboniCarbonic acid, under Carbonic.

– Damp sheet, a curtain in a mine gallery to direct air currents and prevent accumulation of gas.

– Fire damp, a damp consisting chiefly of light carbureted hydrogen; -- so called from its tendence to explode when mixed with atmospheric air and brought into contact with flame.

Damp, a. [Compar. Damper; superl. Dampest.]

1. Being in a state between dry and wet; moderately wet; moist; humid. O'erspread with a damp sweat and holy fear. Dryden.

2. Dejected; depressed; sunk. [R.] All these and more came flocking, but with looks Downcast and damp. Milton.

Damp, v. i. [imp. & p. p. Damped; p. pr. & vb. n. Damping.] Etym: [OE. dampen to choke, suffocate. See Damp, n.]

1. To render damp; to moisten; to make humid, or moderately wet; to dampen; as, to damp cloth.

2. To put out, as fire; to depress or deject; to deaden; to cloud; to check or restrain, as action or vigor; to make dull; to weaken; to discourage. "To damp your tender hopes." Akenside. Usury dulls and damps all industries, improvements, and new inventions, wherein money would be stirring if it were not for this slug. Bacon. How many a day has been damped and darkened by an angry word! Sir J. Lubbock. The failure of his enterprise damped the spirit of the soldiers. Macaulay.

Source: Webster’s Unabridged Dictionary 1913 Edition