From Longman Dictionary of Contemporary Englishotherwiseoth‧er‧wise /ˈʌðəwaɪz $ ˈʌðər-/ ●●●S1W2 adverb1[sentence adverb]IF used when saying what bad thing will happen if something is not doneYou’ll have to go now, otherwise you’ll miss your bus.Put your coat on, otherwise you’ll get cold.► see thesaurus at if2[sentence adverb] used when saying what would have happened or might have happened if something else had not happenedWe were delayed at the airport. Otherwise we would have been here by lunch time.They got two free tickets to Canada, otherwise they’d never have been able to afford to go.3 →say/think/decide etc otherwise4EXCEPTexcept for what has just been mentionedHe was tired but otherwise in good health.[sentence adverb]I could hear the distant noise of traffic. Otherwise all was still.[+adj/adverb]This spoiled an otherwise excellent piece of work.Their arrival livened up an otherwise dull afternoon.5 →or otherwise6 →otherwise engaged7 →otherwise known as8formal in a different waypeople who smoke or otherwise abuse their bodies9 →it cannot be otherwise/how can it be otherwise?