D defs.my
Entry 1 sense Webster, 1913

Mercurammonium

· Mer·cur·am·mo·ni·um · IPA
01 n. A radical regarded as derived from ammonium by the substitution of mercury for a portion of the hydrogen.
  1. 1.
    A radical regarded as derived from ammonium by the substitution of mercury for a portion of the hydrogen.(Chem.)