Occam's razor

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Related to Law of Economy: law of parsimony

Oc·cam's razor

Variant of Ockham's razor.
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Occam's razor

(Philosophy) a variant spelling of Ockham's razor
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Oc′cam's ra′zor

the principle in philosophy and science that assumptions introduced to explain a thing must not be multiplied beyond necessity, and hence the simplest of several hypotheses is always the best in accounting for unexplained facts.
Also called law of parsimony.
[1835–40; after William of Occam]
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.Occam's Razor - the principle that entities should not be multiplied needlessly; the simplest of two competing theories is to be preferred
principle, rule - a rule or law concerning a natural phenomenon or the function of a complex system; "the principle of the conservation of mass"; "the principle of jet propulsion"; "the right-hand rule for inductive fields"
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References in periodicals archive ?
In his talk 'Modelling and Simplicity: Occam's razor in the 21st Century', Lake advocated for the benefits in applying the law of economy when constructing unwieldly, complex models.
As a result of his analysis of the current principles, he describes for the reader why there are three Laws of War which have risen from and above the principles: the Law of Humanity, the Law of Economy, and the Law of Duality.
Essential to this Nominalist logic was the use of what came to be called "Ockham's razor," or "law of economy": "Entities are not to be multiplied beyond necessity." In other words, unnecessary causes should not be assumed in providing explanation for an event or action.