haecceityn.
/hɛkˈsiːɪti//hiːkˈsiːɪti/ Scholastic Philosophy.
The quality that makes a person or thing describable as ‘this’; the property of being a unique and individual thing; particular character, individuality. Cf. quiddity n.
ΘΚΠ
the world > relative properties > kind or sort > individual character or quality > [noun]
singulerty1414
singularness1530
singularity1583
individuality1614
haecceity1635
thisness1643
individuity1650
individualness1681
singleness1728
individuism1825
individualism1847
inscape1868
the mind > mental capacity > philosophy > scholasticism > [noun] > other elements of scholastic philosophy
transcendent1581
haecceity1635
thisness1643
indifference1660
transcendental1668
1635 A. Gil Sacred Philos. Holy Script. xii. xl. 202 The difference of men must be in their heccieties, or numerall diversitie of their bodies onely.
1647 R. Baron Εροτοπαιγνιον 6 Club-fisted Logick with all her Quiddities..nor Scotus with his hæccities.
1654 T. Gataker Disc. Apol. 68 All other Doctrines, that bear the tru mark and hecceitie of corruption.
1678 R. Cudworth True Intellect. Syst. Universe i. ii. 67 Scholasticks..could not make a Rational Discourse of any thing, though never so small, but they must stuff it with their Quiddities, Entities, Essences, Hæcceities and the like.
1837 W. Whewell Hist. Inductive Sci. I. 321 Duns Scotus..placed the principle of Individuation in ‘a certain positive determining entity’ which his school called Hæcceity or thisness.
1890 Jrnl. Educ. Nov. 629/1 Of course, if provision is made only for his general humanity and not for what makes him hic or ille, not for his hæcceity as the schoolmen used to say, a man will have cause to complain.
This entry has not yet been fully updated (first published 1898; most recently modified version published online June 2021).
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n.1635