Crossword clue: the essence that makes something the kind of thing it is and makes it different from any other

The most common answer is haecceity (9 letters).

2 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

Possible answers

haecceity 9 letters wn-def

the essence that makes something the kind of thing it is and makes it different from any other

quiddity 8 letters wn-def

the essence that makes something the kind of thing it is and makes it different from any other