Meter and metre. Isn’t it the same thing just spelt differently in American and British English? Well, yes and no.
Yes, meter is the American spelling of metre, a unit of length that equals 100 centimetres.
The fence is about a metre and a half high. (Note the British English spelling!)
In British English, however, a meter is a machine that measures something, be it the amount of gas/water/electricity you’ve used or the amount of money you must pay.
A few times a year Thames Water sends their engineers round to check water meter readings.
As the taxi was moving slowly through the traffic jam, she looked nervously at the meter wondering if she had enough money to pay for the trip.
This is a Pay and Display car park, but as the parking meter is broken you can park free of charge.