phenomenalism

[fi-nom-uh-nl-iz-uh m] /fɪˈnɒm ə nlˌɪz əm/
noun, Philosophy
1.
the doctrine that phenomena are the only objects of knowledge or the only form of reality.
2.
the view that all things, including human beings, consist simply of the aggregate of their observable, sensory qualities.
Origin
1860-65; phenomenal + -ism
Related forms
phenomenalist, noun
phenomenalistic, adjective
phenomenalistically, adverb
British Dictionary definitions for phenomenalism

phenomenalism

/fɪˈnɒmɪnəˌlɪzəm/
noun
1.
(philosophy) the doctrine that statements about physical objects and the external world can be analysed in terms of possible or actual experiences, and that entities, such as physical objects, are only mental constructions out of phenomenal appearances Compare idealism (sense 3), realism (sense 6)
Derived Forms
phenomenalist, noun, adjective
phenomenalistically, adverb
Word Origin and History for phenomenalism
n.

1865 (John Grote), from phenomenal + -ism. Related: Phenomenalist.