ATTENUATION

attenuation

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

attenuation, fading

(noun) weakening in force or intensity; “attenuation in the volume of the sound”

Source: WordNet® 3.1


Etymology

Noun

attenuation (countable and uncountable, plural attenuations)

A gradual diminishing of strength.

(physics) A reduction in the level of some property with distance, especially the amplitude of a wave or the strength of a signal.

(biology) A weakening in the virulence of a pathogen or other microorganism.

(botany) The tapering of a leaf etc to a fine point.

(engineering) A fabrication process in which a material is stretched out into a thin shape.

(homeopathy) The reduction of the active principles of medicines to minute doses.

(brewing) The proportion of sugar that is converted to ethanol by a yeast.

Source: Wiktionary


At*ten`u*a"tion, n. Etym: [L. attenuatio: cf. F. atténuation.]

1. The act or process of making slender, or the state of being slender; emaciation.

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

3. The process of weakening in intensity; diminution of virulence; as, the attenuation of virus.

Source: Webster’s Unabridged Dictionary 1913 Edition



RESET




Word of the Day

8 November 2024

REPLACEMENT

(noun) the act of furnishing an equivalent person or thing in the place of another; “replacing the star will not be easy”


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Coffee Trivia

The average annual yield from one coffee tree is the equivalent of 1 to 1 1/2 pounds of roasted coffee. It takes about 4,000 hand-picked green coffee beans to make a pound of coffee.

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