Meaning

An electrical switch, in a generator or motor, that periodically reverses the direction of an electric current..

Definitions by Sense

1. An electrical switch, in a generator or motor, that periodically reverses the direction of an electric current.
2. (group theory) A binary map in a given group G, given by [g, h] = ghg⁻¹h⁻¹, where g and h are elements of G, which yields the group's identity if and only if the group operation commutes for g and h.
3. (ring theory) A binary map in a given ring R, given by [a, b] = ab − ba, where a and b are elements of R, which yields the ring's zero element if and only if the multiplication operation commutes for a and b.

Word Forms

• commutators

Synonyms for commutator

Related Words

When Should You Use Commutator?

Use commutator when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.

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