Experientialism /(ĕks*pē`rĭ*ĕn"shal*ĭz'm)/
Ex·pe·ri·en·tial·ism
Experientialism
n.
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The doctrine that experience, either that of ourselves or of others, is the test or criterion of general knowledge; -- opposed to intuitionalism. (Philos.)
Experientialism is in short, a philosophical or logical theory, not a psychological one.