IPA: //ˈnaɪtreɪtər//
KK: /ˈnaɪtrətər/
A device or container used to apply nitrate fertilizer to soil or to carry out a chemical reaction involving nitration.
The farmer used a nitrator to ensure the crops received the necessary nutrients.
Nitrator → It is formed from "nitro-" (from Latin "nitrum", meaning saltpeter or nitrate) and "-ator" (a suffix used to indicate an agent or doer). The word "nitrator" refers to an agent that produces or contains nitrates.
Think of 'nitro-' as relating to nitrate, and '-ator' as someone or something that does an action. A nitrator is something that produces nitrates.