Noun ammonia has 2 senses
  1. ammonia - a pungent gas compounded of nitrogen and hydrogen (NH3)
    --1 is a kind of
    binary compound
    --1 has particulars: ammonium, ammonium ion
    Derived form: verb ammoniate1
  2. ammonia water, ammonia, ammonium hydroxide - a water solution of ammonia
    --2 is a kind of liquid
    Derived form: verb ammoniate1
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