Center vs. Centre - GRAMMARIST
grammarist.com › spelling › center-centreThe late Middle English period changed the spelling to center, or centre, as well as accepting the definition as “the middle of anything” during the late 16th Century and more figuratively, the “point of concentration” by the late 17th Century. The word can be used as a noun, adjective, or verb – making it a very versatile word indeed.