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 (ĭn′to͞o-ĭsh′ə-nĭz′əm, -tyo͞o-)
n. Philosophy
1. The theory that certain truths or ethical principles are known by intuition rather than reason.
2. The theory that external objects of perception are immediately known to be real by intuition.
3. The view that the subject matter of mathematics consists of the mental or symbolic constructions of mathematicians rather than independent and timeless abstractions, as is held in Platonism.

in′tu·i′tion·ist n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(ˌɪntjʊˈɪʃəˌnɪzəm) or


1. (Philosophy) (in ethics)
a. the doctrine that there are moral truths discoverable by intuition
b. the doctrine that there is no single principle by which to resolve conflicts between intuited moral rules. See also deontological
2. (Philosophy) philosophy the theory that general terms are used of a variety of objects in accordance with perceived similarities. Compare nominalism, Platonism
3. (Logic) logic the doctrine that logical axioms rest on prior intuitions concerning time, negation, and provability
4. (Logic)
a. the theory that mathematics cannot intelligibly comprehend the properties of infinite sets, and that only what can be shown to be provable can be justifiably asserted
b. the reconstruction of mathematics or logic in accordance with this view. Compare formalism, logicism, finitism
5. (Philosophy) the doctrine that knowledge, esp of the external world, is acquired by intuition
ˌintuˈitionist, ˌintuˈitionalist n
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˌɪn tuˈɪʃ əˌnɪz əm, -tyu-)

1. the doctrine in ethics that moral values and duties can be discerned directly.
2. (in metaphysics)
a. the doctrine that in perception external objects are given immediately, without the intervention of a representative idea.
b. the doctrine that knowledge rests upon axiomatic truths discerned directly.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.intuitionism - (philosophy) the doctrine that knowledge is acquired primarily by intuition
philosophy - the rational investigation of questions about existence and knowledge and ethics
philosophical doctrine, philosophical theory - a doctrine accepted by adherents to a philosophy
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
This overarching narrative to philosophy of mathematics relates to further branches developed in the 19th and 20th centuries, such as Frege and Russell's logicism, Brouwer's intuitionism and Hilbert's formalism (see, e.g.
Ethical Intuitionism. New York: Palgrave Macmillan, 2005.
This is likely to range from illiberalism (denial of some rights of ownership) to pragmatic intuitionism (policy experimentation) where outcomes cannot be wholly ensured.
Vlachos and Sergiadis [12] defined cross entropy measure in IFS environment and showed a mathematical connection between the notions of entropy for fuzzy sets and IFSs in terms of fuzziness and intuitionism. In 1998, Smarandache [13] introduced the concept of neutrosophic set (NS) by introducing truth membership, falsity membership and indeterminacy membership functions as independent components and their sum lies ([sup.-0], [3.sup.+]).
They do so because taking the fact of the a priori moral law as the starting-point of a deduction of practical reason seems to: (1) beg the question, (2) imply an uncritical and dogmatic ethical intuitionism, or (3) set up a false equivalence between the models and standards of argumentation for theoretical and practical philosophy.
The two main contenders were intuitionism and utilitarianism.
"Ethical Intuitionism: A Structural Critique." Journal of Value Inquiry 50(3): 631-47.
* "Commercial Speech, First Amendment Intuitionism, and the Twilight Zone of Viewpoint Discrimination," by Martin H.
This appears to entail some form of intuitionism or even mysticism.
In this section morphological rationalism (also chromatic rationalism) will be defended as a model of moral cognition against two competing alternatives (traditional rationalism and social intuitionism).