Attenuation

[ə,tenjʊ'eɪʃən] or [ə,tɛnjʊ'eʃən]

(noun.) the property of something that has been weakened or reduced in thickness or density.

(noun.) weakening in force or intensity; 'attenuation in the volume of the sound'.

Inputed by Gustav--From WordNet

(n.) The act or process of making slender, or the state of being slender; emaciation.

(n.) The act of attenuating; the act of making thin or less dense, or of rarefying, as fluids or gases.

(n.) The process of weakening in intensity; diminution of virulence; as, the attenuation of virus.

Inputed by Clara

n. Thinning, diminishing, contracting.

Checked by Blanchard

Checker: Shelia