ammonia
n. uncountablen. a colourless gas with a strong, sharp smell. It is used in cleaning products and fertilisers.
n. a colourless, pungent gas composed of nitrogen and hydrogen; widely used in industrial cleaning agents and agricultural fertilisers.
The cleaning spray contains ammonia.
She opened the window to clear the strong smell of ammonia from the kitchen.
The sharp scent of ammonia lingered in the air long after the industrial cleaning crew had finished their work.
Etymology tree Egyptian jmnbor. Ancient Greek Ᾰ̓́μμων (Ắmmōn)bor. Latin Ammōn Latin ammoniacusder. English ammonia From Latin sal ammoniacus (“salt of Amun, ammonium chloride”), named so because it was found near the temple of (Jupiter) Ammon in Egypt. Ammon derives from Ancient Greek Ἄμμων (Ámmōn), from Egyptian jmn (i-mn:n-A4).