Meaning of the word o'clock in English

What does o'clock mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

o'clock

US /əˈklɑːk/
UK /əˈklɑːk/
"o'clock" picture

Adverb

1.

used after a number from one to twelve to indicate a particular hour when telling the time

Example:
It's three o'clock.
The meeting starts at nine o'clock in the morning.
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