- The definition of Occam's Razor is the idea that the most likely explanation for an event is usually the simplest explanation.
An example of Occam's Razor is all the leaves falling off a tree because it's Autumn.
Origin: after William of Ockham, who used it often inch(es) analyzing problems
Used by arrangement with John Wiley & Sons, Inc.
occam's razor - Science Definition
or Ockham's razor
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