Meaning of the word "like clockwork" in English

What does "like clockwork" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

like clockwork

US /laɪk ˈklɑːk.wɜːrk/
UK /laɪk ˈklɒk.wɜːk/
"like clockwork" picture

Idiom

with perfect regularity and predictability

Example:
Every morning, the train arrives like clockwork at 7:00 AM.
The whole operation ran like clockwork, without any hitches.