haecceity
definition
the distinctive properties or characteristics of a particular thing that make it uniquely itself
example
The haecceity of each individual organism is what makes it distinct from all others, encapsulating its unique genetic and environmental traits.
synonyms
quiddityessenceindividuality
word origin — The word 'haecceity' comes from the Latin 'haecceitas,' meaning 'thisness,' derived from 'haec,' which means 'this.'