Nitrohydrochloric \Ni`tro*hy`dro*chlo"ric\, a. [Nitro- +
hydrochloric.] (Chem.)
Of, pertaining to, or containing, nitric and hydrochloric
acids.
[1913 Webster]
{Nitrohydrochloric acid}, a mixture of nitric and
hydrochloric acids, usually in the proportion of one part
of the former to three of the latter, and remarkable for
its solvent action on gold and platinum; -- called also
{aqua regia}, and {nitromuriatic acid}.
[1913 Webster]