Henry David Thoreau Quotes. Our life is frittered away by detail... simplify, simplify. Henry David Thoreau. Author Profession: Author. Nationality: American Quotes. Born: July 12, 1817.
Quick Answer. Attenuation refers to how dense a part of the body appears relative to other body parts on a CT scan or X-ray, according to MedPix; while hypoattenuation means lower density, hyperattenuation refers to higher density.
Use attenuation in a sentence. Noun. (plural attenuations) 1  A gradual diminishing in the strength of something. ( 2 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.