- reality as it is apart from experience; what remains to be postulated after space, time, and all the categories of the understanding are assigned to consciousness.Compare noumenon(def 3).
Origin of thing-in-itself
1650–60; translation of German Ding an sich
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Examples from the Web for thing-in-itself
It was not the "thing-in-itself," it was only the refraction of it through our atmosphere.Creative Evolution
The fountain and support of it is the will to live, or the thing-in-itself, which we are.
The thing-in-itself is the unknowable reality of the thing we know.
The thing-in-itself either is or else it is not the reality of phenomena.
What the reality is, is the problem of the thing-in-itself (to use the Kantian term).Schopenhauer
- (in the philosophy of Kant) an element of the noumenal rather than the phenomenal world, of which the senses give no knowledge but whose bare existence can be inferred from the nature of experience
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