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mereology Line breaks: mere|ology
Pronunciation: /ˌmɛrɪˈɒlədʒi/

Definition of mereology in English:


[mass noun] Philosophy
The abstract study of the relations between parts and wholes.
Example sentences
  • I think that there is work in mereology (the study if identity and the relationship between parts and wholes) that deals with the ‘calculus of individuals’ n terms of things called ‘fusions.’
  • In addition to the topics discussed, Brentano made important contributions to metaphysics, especially on the relation of substance and accidents, and concerning mereology.
  • The structure can be described using mereology and how about topological relation of the structure.


Example sentences
  • A second sort of puzzle relates to the fact that Aristotle's mereological definition only seems to apply to a realm of continuous entities.
  • According to the doctrine of mereological essentialism, all composite objects have all of their proper parts essentially, which is generally regarded as an excessively extreme claim.
  • Modal variants as well as mereological variants of such views are also available.


1940s: from French, formed irregularly from Greek meros 'part' + -logy.

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