a. [ Pref. im- not + palpable: cf. F. impalpable. ]
a. [ F. palpable, L. palpabilis, fr. palpare to feel, stroke; cf. palpus the soft palm of the hand. ]
Darkness must overshadow all his bounds,
Palpable darkness. Milton. [ 1913 Webster ]
[ Lies ] gross as a mountain, open, palpable. Shak. [ 1913 Webster ]
A hit, A very palpable hit. Shak. (Hamlet) [ 1913 Webster ]
--