Where does “mercurammonium” come from?

mercurammonium (English) comes from English mercuric, from French mercurique, from French -ique, from Middle French -ique, from Old French -ique, from Latin -icus, from Proto-Italic *-ikos — forms adjectives with the sense of 'of or pertaining to'.

mercurammonium (English): The cation Hg<sup>4+<sup>

Definitions

  1. The cation Hg<sup>4+<sup>

Ancestry of “mercurammonium”, step by step

mercurammonium traces back through two separate lines of ancestry.

via English mercuric

StepLanguageWordMeaning
1EnglishmercuricPertaining to or derived from mercury;...
2Frenchmercuriquemercuric
3French-iqueUsed to form adjectives from nouns: -ic, -ical,...
4Middle French-iqueic
5Old French-ique-ic
6Latin-icusbelonging to; derived from; of or pertaining to;...
7Proto-Italic*-ikosforms adjectives with the sense of 'of or pertaining to'

via English ammonium

StepLanguageWordMeaning
1EnglishammoniumThe univalent NH cation, derived by the...
2New Latinammōnium
Every word from Proto-Italic *-ikosEvery word from Latin -icusEvery word from French -ique