ATTENUATE

I. adjective see: thin Date: 15th century reduced especially in thickness, density, or force, tapering gradually usually to a long slender point , II. verb (-ated; -ating) Date: 1530 transitive verb to make thin or slender, to make thin in consistency ; rarefy , to lessen the amount, force, magnitude, or value of ; weaken , to reduce the severity, virulence, or vitality of , intransitive verb to become thin, fine, or less, attenuation noun