- otherwise
- adverb
1 (sentence adverb) a word meaning `if not', often used when there will be a bad result if something does not happen: You'll have to go now, otherwise you'll miss your bus. | They got two free tickets to Canada, otherwise they'd never have been able to afford to go. | A surveyor's inspection of the building revealed faults that might otherwise have been overlooked. (=if there had not been an inspection)2 say/think/decide etc otherwise to say, think etc something different from what has been mentioned: The government claims that the economy is improving, but this survey suggests otherwise.3 (sentence adverb) except for what has just been mentioned: I could hear the distant rumbling of traffic. Otherwise all was still. | He was tired but otherwise in good health.(+ adj/adv): a few mistakes in an otherwise excellent piece of work4 or otherwise especially BrE or not: We welcome any comments from viewers, favourable or otherwise.5 otherwise engaged formal busy doing something else: I was unable to attend the conference because I was otherwise engaged.6 otherwise known as also called: Albert DeSalvo, otherwise known as the Boston strangler7 it cannot be otherwise/how can it be otherwise? used to mean that it is impossible for something to be different from the way it is: Life in the military is hard - how can it be otherwise?
Longman dictionary of contemporary English. 2004.