v. t. [ imp. & p. p. Obtunded; p. pr. & vb. n. Obtunding. ] [ L. obtundere, obtusum; ob (see Ob-) + tundere to strike or beat. See Stutter. ] To reduce the edge, pungency, or violent action of; to dull; to blunt; to deaden; to quell; as, to obtund the acrimony of the gall. [ Archaic ] Harvey. [ 1913 Webster ]

They . . . have filled all our law books with the obtunding story of their suits and trials. Milton. [ 1913 Webster ]

n. [ L. obtundens, p. pr. of obtundere. ] (Med.) A substance which sheathes a part, or blunts irritation, usually some bland, oily, or mucilaginous matter; -- nearly the same as demulcent. Forsyth. [ 1913 Webster ]

n. (Med.) That which obtunds or blunts; especially, that which blunts sensibility. [ 1913 Webster ]