noun
1. a distinguishing trait
• Syn: ↑peculiarity, ↑specialness, ↑specialty, ↑speciality
• Derivationally related forms: ↑distinctive, ↑special (for: ↑specialness), ↑peculiar (for: ↑peculiarity)
• Hypernyms: ↑individuality, ↑individualism, ↑individuation
• Hyponyms: ↑idiosyncrasy, ↑foible, ↑mannerism
2. utter dissimilarity
• Syn: ↑disparateness
• Derivationally related forms: ↑disparate (for: ↑disparateness)
• Hypernyms: ↑dissimilarity, ↑unsimilarity
Useful english dictionary. 2012.