attenuate

• 动词，表示减弱某事物的力量、效果或价值，或使某事物变弱、变稀薄。

A verb used to indicate the act of reducing the force, effect, or value of something, or making something weaker or less intense.

1. Reduce in force or effectC1formalscientific

   To make something weaker or less effective.

   减弱

   • The new policy will attenuate the impact of the economic crisis.
   • The material is designed to attenuate sound waves.
   • The drug helps to attenuate the symptoms of the disease.

   同义词decreasedilutediminishenervateimpairlessenmitigatereducesaptemperundermineweaken

   反义词amplifyaugmentboostincreaseintensifyreinforcestrengthen

2. Reduce in thickness or densityC2formaltechnical

   To make something thinner or less dense.

   使变薄

   • The glass is heated and stretched to attenuate its thickness.
   • The fiber is attenuated to a very fine diameter.
   • The process attenuates the metal into a thin wire.

   同义词diluterarefyreducethinweaken

   反义词concentratecondensethicken