Meaning of “otherwise” - Learner’s Dictionary


conjunction us uk /ˈʌðəwaɪz/
Extra Examples
Turn up the air conditioning, otherwise the room will get too hot.Pick up that broken glass, otherwise someone might cut themselves on it.You'd better get a receipt, otherwise they might claim not to have received your cheque.Lock your bike to the railings, otherwise someone may steal it.Empty the filter regularly, otherwise it may become blocked.

B1 used when saying what will happen if someone does not obey an order or do what has been suggested:

You'd better phone home, otherwise your parents will start to worry.
He ought to pay the fine, otherwise he might go to prison.

(Definition of “otherwise conjunction” from the Cambridge Learner’s Dictionary © Cambridge University Press)