thing-in-itself (noumenon)

E13850

epistemological concept metaphysical concept philosophical concept

The thing-in-itself (noumenon) is Kant’s term for reality as it exists independently of human perception and experience, in contrast to the world of appearances (phenomena).

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All labels observed (6)

Label	Occurrences
thing-in-itself (noumenon) canonical	2
Noumenon	1
difference-in-itself	1
thing-in-itself	1
things in themselves (Dinge an sich)	1
will (as thing-in-itself)	1

How this entity was disambiguated

This entity first appeared as the object of triple T124440 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: thing-in-itself (noumenon)
Context triple: [Immanuel Kant, notableIdea, thing-in-itself (noumenon)]

A. Critique of Pure Reason
Critique of Pure Reason is Immanuel Kant’s foundational philosophical work that revolutionized modern thought by examining the limits and capacities of human reason.
B. Treatise on the Emendation of the Intellect
Treatise on the Emendation of the Intellect is an unfinished philosophical work by Baruch Spinoza that outlines a method for improving the mind to attain true knowledge and intellectual perfection.
C. The Problems of Philosophy
The Problems of Philosophy is a short, accessible 1912 book by Bertrand Russell that introduces key issues in epistemology and metaphysics, such as the nature of reality, knowledge, and appearance versus reality.
D. Enquire Within Upon Everything
Enquire Within Upon Everything is a 19th-century British household reference book offering practical advice and information on a vast range of everyday topics.
E. On Denoting
"On Denoting" is a seminal 1905 philosophical essay by Bertrand Russell that introduced his influential theory of descriptions and reshaped analytic philosophy of language.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: thing-in-itself (noumenon)
Target entity description: The thing-in-itself (noumenon) is Kant’s term for reality as it exists independently of human perception and experience, in contrast to the world of appearances (phenomena).

A. the Absolute
The Absolute is a central metaphysical concept in German idealism denoting an all-encompassing, self-sufficient reality that underlies and unifies all finite beings and phenomena.
B. Critique of Pure Reason
Critique of Pure Reason is Immanuel Kant’s foundational philosophical work that revolutionized modern thought by examining the limits and capacities of human reason.
C. Science of Knowledge (Wissenschaftslehre)
Science of Knowledge (Wissenschaftslehre) is Johann Gottlieb Fichte’s foundational philosophical work that systematically develops a transcendental idealist account of the self and its role in constituting knowledge and reality.
D. Treatise on the Emendation of the Intellect
Treatise on the Emendation of the Intellect is an unfinished philosophical work by Baruch Spinoza that outlines a method for improving the mind to attain true knowledge and intellectual perfection.
E. The Problems of Philosophy
The Problems of Philosophy is a short, accessible 1912 book by Bertrand Russell that introduces key issues in epistemology and metaphysics, such as the nature of reality, knowledge, and appearance versus reality.
F. None of above. chosen

Statements (48)

Predicate	Object
instanceOf	epistemological concept ⓘ metaphysical concept ⓘ philosophical concept ⓘ
associatedWithDoctrine	distinction between noumena and phenomena ⓘ epistemic limits of human reason ⓘ
belongsToPhilosophicalTradition	German idealism ⓘ transcendental idealism ⓘ
canBeThoughtBy	pure reason ⓘ
cannotBeKnownBy	sensibility ⓘ theoretical cognition ⓘ understanding ⓘ
coinedBy	Immanuel Kant ⓘ
contrastedWith	appearance ⓘ phenomenon ⓘ
criticizedBy	Arthur Schopenhauer ⓘ Friedrich Nietzsche ⓘ Georg Wilhelm Friedrich Hegel ⓘ linked to: G. W. F. Hegel Johann Gottlieb Fichte ⓘ
definedAs	object as it is in itself, not as it appears to us ⓘ reality as it exists independently of human perception ⓘ
describedInWork	Critique of Pure Reason ⓘ
distinguishedFrom	empirical object ⓘ object of possible experience ⓘ
epistemicStatusInKant	unknowable by theoretical reason ⓘ
firstMajorPublicationDateContext	1781 (first edition of Critique of Pure Reason) ⓘ
hasAlternativeName	Ding an sich ⓘ noumenon ⓘ
hasDebatedStatus	whether it is knowable in any sense ⓘ whether it is self-contradictory in Kant’s system ⓘ
influencedPhilosopher	Arthur Schopenhauer ⓘ Friedrich Wilhelm Joseph Schelling ⓘ Georg Wilhelm Friedrich Hegel ⓘ linked to: G. W. F. Hegel Johann Gottlieb Fichte ⓘ
inKantianEthics	connected to idea of rational beings as ends in themselves ⓘ
inKantianMetaphysics	marks distinction between appearances and things as they are in themselves ⓘ
interpretedAs	limiting concept marking the boundary of experience ⓘ metaphysical substrate of appearances ⓘ
languageOfOrigin	German ⓘ
originalTerm	Ding an sich ⓘ
relatedConcept	categories of understanding ⓘ forms of intuition ⓘ noumenal world ⓘ phenomenal world ⓘ space and time ⓘ transcendental idealism ⓘ
revisedDiscussionIn	1787 (second edition of Critique of Pure Reason) ⓘ
roleInKantianSystem	grounds appearances without itself being an appearance ⓘ limit concept for human cognition ⓘ

How these facts were elicited