numerical taxonomy


noun

classification of organisms by a comparison of large numbers of observable characteristics that are given equal value instead of being weighted according to possible evolutionary significance.

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Also called numerical phenetics, taximetrics.

Origin of numerical taxonomy

First recorded in 1960–65
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Scientific definitions for numerical taxonomy

numerical taxonomy
[ nōō-mĕrĭ-kəl ]

A method of taxonomy in which classification is made on the basis of a multivariate analysis of observable differences and similarities between taxonomic groups. Classifications based on numerical taxonomy reflect degrees of similarity rather than evolutionary relationships.
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