identity operator

1. 1.

   an operator that leaves unchanged the element on which it operates

   “the identity under numerical multiplication is 1”

   Synonymsidentityidentity element

   Broaderoperator

Questions about identity operator

What does identity operator mean?

identity operator means "an operator that leaves unchanged the element on which it operates".

What is another word for identity operator?

Close synonyms include identity, identity element. 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 identity operator a common word?

identity operator 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.