coincidence /kəʊˈɪn.sɪ.dəns/ - an occasion when two or more similar things happen at the same time, especially in a way that is unlikely and surprising Examples: 1. The fact that we wore matching outfits today is a complete coincidence. 2. What a strange coincidence that we both have the same birthday. #English #englishlearning #englishlanguage #englishvocabulary #englishgrammar #englishonline #englishtips | Learn English with Mac