Add Yahoo as a preferred source to see more of our stories on Google. People say it every day without thinking ― “two o’clock,” “six o’clock,” “eight o’clock sharp.” But what is the purpose of that ...

It all began when @jenny_nuel1, a fashion designer on Threads, asked: “What’s the meaning of ‘O’ in o’clock?” Her query left many users scratching their heads. Some users uncovered the truth: the “O” ...

People say it every day without thinking ― “two o’clock,” “six o’clock,” “eight o’clock sharp.” But what is the purpose of that little “o” and apostrophe? Is it short for something? Why do we only use ...