O stands for Oxygen.
"Of the" or "on the"
Much as don't is the abbreviation for do not.The abbreviation o'clock is the short for "of the clock".So you could say: "It is now 12 of the clock" instead of: "It is now 12 o'clock"
Stand facing north. North is twelve o clock. Imagine a clock around you. wherever your shadow is facing is the time. if it is facing 90 degrees to your right is three o clock. 180 is 6 o clock. 240 degrees is 9 o clock. you will have to imagine where the other numbers are. if you don't now angles 90=a quarter of a circle 180=half 240=3 quarters.with this skill you can't get the exact time but it can get you close with practice.
o'clock means of the clock.
Of In Olden days times were declared as "nine of the clock" for example. This became abbreviated to 9 o'clock.
Timing is mentioned as 'o' clock because it is according to the clock.
o' clock
10 o clock
of the clock
Seven O' Clock was created in 2006.
It is short for "of the clock".
It depends where in Canada are you. If you are in Vancouver, it would be eleven o clock; if you are in Toronto, it would be two o clock.