Adapter vs. Adaptor: Which Spelling Is Correct in American English?

Adapter vs adaptor comparison with power, USB, travel and USB-C adapters explaining the preferred American English spelling.

Adapter vs adaptor is a spelling question with a simple answer: both forms are correct, but adapter is the preferred spelling in American English. The two words have the same meaning and usually refer to a person, device, or system that helps something adjust, connect, or work in a new way. You’ll often see adapter … Read more