dissimilar

not similar; "a group of very dissimilar people"; "a pump not dissimilar to those once found on every farm"; "their understanding of the world is not so dissimilar from our own"; "took different (or dissimilar) approaches to the problem"

not alike or similar; "as unalike as two people could be"

marked by dissimilarity; "for twins they are very unlike"; "people are profoundly different"