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To reduce the force or severity; to lessen a relationship or connection between two objects.

In Criminal Procedure, the relationship between an illegal search and a confession may be sufficiently attenuated as to remove the confession from the protection afforded by the Fruit of the Poisonous Tree doctrine, thereby making it admissible as evidence in a criminal prosecution depending upon the facts of the case.


verb attenuare, bate, constrict, constringe, contract, curtail, debilitate, decrease, deflate, devitalize, diminish in effect, extenuare, extenuate, lessen, lighten, make thin, narrow, reduce, reduce in intensity, reeuce in strength, render threadlike, taper, weaken, weaken in force
Associated concepts: attenuation between a cause and the result, proximate cause, remote cause
See also: alleviate, decrease, depreciate, dilute, disarm, discount, extenuate, lessen, minimize, reduce
References in periodicals archive ?
Attenuate could be produced in larger sheets, and as thin as 1/16".
Moreover, since the inhibitory effects of NS1 attenuate aspects of both innate and adaptive immunity, NS1 mutant viruses appear to be intrinsically more immunogenic (38).
Although we propose hypercorticism and reduced oxidative stress to be two separate plausible mechanisms by which feed restriction might attenuate immune and inflammatory responses, their cellular and molecular interactions are, in fact, closely related.
When resurfacing thoroughfares, the asphalt mix will be sound attenuating pavement to attenuate tire noise, slightly increasing the cost of resurfacing.
When the circuit is exposed to the high-level signals produced by a gunshot, it attempts to attenuate the signals.
Anti-ICAM-1 antibody has been shown to attenuate damage in the brain, heart, kidney, and other tissues where ICAM-1 plays a critical role in ischemia-induced damage.
An abundance of the B group of vitamins can attenuate the build-up of homocysteine in the blood.