Is Meter or Metre Correct?

Spelling. Metre is the standard spelling of the metric unit for length in nearly all English-speaking nations except the United States and the Philippines, which use meter.

Why is meter spelled metre?

Spelling metre or meter and the law

By 1866, when the USA decided to make the metric system legal for internal and international trade, spelling of metre as meter had become so common in the USA that the government had to provide for the two different spellings in all metric laws and regulations.

Is meter and meter the same?

For the unit of measurement equaling approximately 1.094 yards, meter is the American spelling, and metre is preferred everywhere else. The same distinction applies to the terms used in poetry and music—meter in American English, and metre everywhere else.