hydroxide ion

1. 1.

   the anion OH having one oxygen and one hydrogen atom

   Synonymshydroxyl ion

   Broaderanion

Questions about hydroxide ion

What does hydroxide ion mean?

hydroxide ion means "the anion OH having one oxygen and one hydrogen atom".

What is another word for hydroxide ion?

Close synonyms include hydroxyl ion. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.

Is hydroxide ion a common word?

hydroxide ion is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.