Definition of Occam's razor in English:

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Occam's razor

Pronunciation: /ˌäkəmz ˈrāzər/
(also Ockham's razor)
The principle (attributed to William of Occam) that in explaining a thing, no more assumptions should be made than are necessary. The principle is often invoked to defend reductionism or nominalism. Compare with principle of parsimony at parsimony.
Example sentences
  • The Faithfulness Condition is thus a formal version of Ockham's razor.
  • This approach seems to apply Occam's razor to the principle itself, eliminating the word ‘assumptions.’
  • That was Occam's razor, a fundamental principle of scientific reasoning.


Mid 19th century: from the name of William of Occam.

For editors and proofreaders

Syllabification: Oc·cam's ra·zor

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