Etymology
Advertisement

attenuation (n.)

early 15c., of persons, "emaciation;" of diet, "reduction," from Latin attenuationem (nominative attenuatio) "a lessening," noun of action from past-participle stem of attenuare "to make thin, lessen, diminish," from assimilated form of ad "to" (see ad-) + tenuare "make thin," from tenuis "thin," from PIE root *ten- "to stretch." General sense of "a making less dense" is from 1590s; specifically of electrical currents by 1838.

Others are reading

Advertisement
Advertisement
Definitions of attenuation

attenuation (n.)
weakening in force or intensity;
attenuation in the volume of the sound
Synonyms: fading
attenuation (n.)
the property of something that has been weakened or reduced in thickness or density;
From wordnet.princeton.edu