Pint (Ontario), about 1 litre versus 0.5 litres. After four of the British provinces united in the Canadian Confederation in 1867, Canada legally adopted the British imperial system of measure in 1873, making Canadian liquid units incompatible with American ones from that year forward. In 1873, the French Canadian "pinte" was defined as being one imperial quart or two imperial pints, while the imperial pint was legally called a "chopine" in French Canada. Canadian imperial units of liquid measure remain incompatible with American traditional units to this day, and although the Canadian pint, quart, and gallon are still legal units of
Pint remained in use until the 19th century, surviving significantly longer than most of the old Scottish measurements. This is one of numerous false friends which exist between English and French. They are not the same unit although they have the same linguistic origin. The French word "pinte" is etymologically related, but historically described a larger unit. The Royal pint ("pinte du roi") was 48 French cubic inches (952.1 ml). but regional pints varied in size depending on locality and on commodity (usually wine or olive oil) varying from 0.95 L to over 2 L. In Canada, the Weights and Measures