attenuation

IPA: ʌtˈɛnjʌwˈeɪʃʌn

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.

Examples of "attenuation" in Sentences

Nicotine-replacement treatments resulted in attenuation of post-cessation weight gain (-0.45 kg) at the end of treatment and at 12 months (-0.42 kg).
Apple conceded the point, but said this effect, called attenuation, occurred on all cellphones, even those whose antennas were out of view inside the case.
In this only lies the difference between the old word fermentation, and the new word attenuation, every thing used as a ferment, or to promote fermentation, is attenuant.
Jobs kept using the word attenuation which is incorrect because with detuning the antenna comes pattern changes as the system interacts with human limbs now connected to it.
What can happen – and this really only applies to longer cable runs of 6 feet or more – is something called signal attenuation, which is a weakening of the electrical signals.
The next limitation was that certain analog frequencies would transmit more efficiently than one another, causing an impairment variously called attenuation distortion or frequency distortion.
In 1995, 60 percent of our ground water cleanup decisions reflect extraction and treatment being used in conjunction with other techniques, such as bioremediation, underground treatment walls, or monitored natural attenuation, which is often used to reduce low levels of contaminants.