Etymograph

English

ammonium

Ammonium comes from New Latin ammōnium.

  1. New Latinc. 1500–1900ammōnium
  2. Englishtodayammonium

attested reconstructed ? uncertain or disputed

Lineage

  1. New Latinc. 1500–1900ammōnium
  2. Englishtodayammonium

Formed from ammonia + -ium

Latin sal ammoniacus ‘salt of Amun, ammonium chloride’

English ammonia

Today it means

noun The univalent NH₄⁺ cation, derived by the protonation of ammonia

Language periods are conventional ranges, not dates for this word.

Etymograph / New Latin ammōnium / ammonium