haecceity
/hekˈsiːətɪ/noun
mass noun
1- Philosophy that property or quality of a thing by virtue of which it is unique or describable as 'this (one)'【哲】存在的个体性, “此”性。
1.1
- the property of being a unique and individual thing事物的惟一性。
词源
mid 17th cent.: from medieval Latin haecceitas, from Latin haec, feminine of hic 'this'.