attenuant adjective & noun.
E17.[French atténuant from Latin attenuant- pres. ppl stem of attenuare: see ATTENUATE adjective, -ANT1.]Medicine.
A. adjective. Having the property of thinning the secretions.
E17-M19.b. noun. A drug or other agent credited with this property.
E18-M19. [TahlilGaran] English Dictionary ▲