What is "conceptualism"

Conceptualism \Con*cep"tu*al*ism\, n. (Metaph.) A theory, intermediate between realism and nominalism, that the mind has the power of forming for itself general conceptions of individual or single objects.
--Stewart.

n. 1 The art movement towards conceptual art. 2 (context philosophy English) A theory, intermediate between realism and nominalism, that the mind has the power of forming for itself general conceptions of individual or single objects.

n. the doctrine that the application of a general term to various objects indicates the existence of a mental entity that mediates the application

Conceptualism is a philosophical theory that explains universality of particulars as conceptualized frameworks situated within the thinking mind. Intermediate between nominalism and realism, the conceptualist view approaches the metaphysical concept of universals from a perspective that denies their presence in particulars outside the mind's perception of them.