Definition of attenuant

• a. - Making thin, as fluids; diluting; rendering less dense and viscid; diluent.
• n. - A medicine that thins or dilutes the fluids; a diluent.
• a. - Making thin, as fluids; diluting; rendering less dense and viscid; diluent.
• n. - A medicine that thins or dilutes the fluids; a diluent.