English · Question Words
whether
/ˈweð.ər/
[/ˈweð.ər/]
if (a choice)
Intermediateconjunction
Definition
Used to introduce a choice between two possibilities.
Example
I don't know whether to take the bus or to walk home.
I don't know whether to take the bus or to walk home.
Etymology
From Old English 'hwaether' (which of two), from the same root as 'who'.
How & Where It’s Used
Introduces indirect questions and alternatives.