intuitionism noun. [ɪntjʊ'ɪʃ(ǝ)nɪz(ǝ)m] M19.
[from INTUITION + -ISM.]
1. Philosophy. The doctrine that in perception external objects are known immediately by intuition. M19.

2. Philosophy. The doctrine that certain basic truths are perceived directly by intuition. Now also, any ethical theory that is founded in intuition. L19.

3. Math. The theory that mathematics is founded on extralinguistic constructs based on pure intuition, and in particular that the law of the excluded middle might not be valid for infinite classes. E20.

[TahlilGaran] English Dictionary ▲