attenuation
noun
at·ten·u·a·tion
| \ ə-ˌten-yə-ˈwā-shən, -yü-ˈā-\
plural attenuations
Definition of attenuation
: the act or process of attenuating something or the state of being attenuated: such as
a
: a lessening in amount, force, magnitude, or value : weakening
Sound can travel thousands of kilometers in this planar acoustic waveguide with little attenuation.— David Ritchie
b
: a reduction of severity or virulence : a decrease in the pathogenicity of a microorganism or in the severity of a disease
This virus grew well in tissue culture, with only limited temperature sensitivity as a marker of possible attenuation.— Peter F. Wright
c
: diminution of thickness
The detailing of the doorway, the narrowness and attenuation of the columns of the portico, and most especially the paneling and ornamentation in the interior … bespeak the neoclassical, somewhat similar to the plaster work found in Baltimore interiors.— Jessie Poesch
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More Definitions for attenuation
attenuation
noun
at·ten·u·a·tion
| \ ə-ˌten-yə-ˈwā-shən
\
\
Medical Definition of attenuation
: a decrease in the pathogenicity or vitality of a microorganism or in the severity of a disease
attenuation
noun
at·ten·u·a·tion
| \ ə-ˌten-yu̇-ˈwā-shən
\
\
Legal Definition of attenuation
: a lessening of the amount, force, or magnitude of something
specifically
: a weakening of the connection between an illegal police procedure and the evidence obtained by it such that the evidence is admissible at trial as an exception to the exclusionary rule