: the quality or state of being dissimilar: difference in appearance or nature
… a recurrent trope in Hanks's stories is stressing the dissimilarity of life to cinema: lovers worry that they have become "like characters in a movie"; siblings close in age refuse to dress "like twins in some movie". Mark Lawson
Whatever their dissimilarities, neither Stalin nor Khrushchev nor Brezhnev wanted a war with the United States. John Lewis Gaddis
The exhibition looks past any superficial dissimilarities between the two and instead focus on what makes each a great photographer: the willingness to follow the story and get the right shot.The Huffington Post