Definition of principle or law of parsimony in English:
The scientific principle that things are usually connected or behave in the simplest or most economical way, especially with reference to alternative evolutionary pathways. Compare with Occam's razor.
- He is remembered as the father of the medieval principle of parsimony, or economy, that advises anyone confronted with multiple explanations or models of a phenomenon to choose the simplest explanation first.
- Lest they fall into anthropomorphizing, many behaviorists follow the principle of parsimony, often called Occam's razor, that restricts inferences to the simplest adequate explanation of any particular animal behavior.
- Well it is taken to refer to the principle of parsimony that, from the Latin, ‘it is vain to do with more what can be done with less’, or ‘a plurality of things is not to be posited without necessity’.