[ tak-son-uh-mee ]
/ tækˈsɒn ə mi /

noun, plural tax·on·o·mies.

the science or technique of classification.
a classification into ordered categories: a proposed taxonomy of educational objectives.
Biology. the science dealing with the description, identification, naming, and classification of organisms.



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Origin of taxonomy

First recorded in 1805–15, taxonomy is from the French word taxonomie.See taxo-, -nomy

OTHER WORDS FROM taxonomy Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for taxonomy

British Dictionary definitions for taxonomy

/ (tækˈsɒnəmɪ) /


  1. the branch of biology concerned with the classification of organisms into groups based on similarities of structure, origin, etc
  2. the practice of arranging organisms in this way
the science or practice of classification

Derived forms of taxonomy

taxonomic (ˌtæksəˈnɒmɪk) or taxonomical, adjectivetaxonomically, adverbtaxonomist or taxonomer, noun

Word Origin for taxonomy

C19: from French taxonomie, from Greek taxis order + -nomy
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for taxonomy

[ tăk-sŏnə-mē ]


The classification of organisms in an ordered system that indicates natural relationships.
The science, laws, or principles of classification; systematics.

Other words from taxonomy

tax′o•nomic (-sə-nōĭk) null adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for taxonomy

[ tăk-sŏnə-mē ]

The scientific classification of organisms into specially named groups based either on shared characteristics or on evolutionary relationships as inferred from the fossil record or established by genetic analysis.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Cultural definitions for taxonomy

[ (tak-son-uh-mee) ]

The classification of living things. (See Linnean classification.)

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.