English · Question Words
how long
/haʊ ˈlɒŋ/
[/haʊ ˈlɒŋ/]
what duration/length
Beginnerphrase
Definition
Used to ask about the duration or length of something.
Example
How long have you been waiting for the train at this station?
How long have you been waiting for the train at this station?
Etymology
A combination of 'how' and 'long' (Old English 'lang').
How & Where It’s Used
Used for time spans and physical length.