or ho·mo·tax·y

[hoh-muh-tak-sis, hom-uh-]
  1. a similarity of arrangement, as of geologic strata or fossil assemblages that have the same relative position but are not necessarily contemporaneous.

Origin of homotaxis

First recorded in 1860–65; homo- + -taxis
Related formsho·mo·tax·ic, ho·mo·tax·i·al [hoh-muh-tak-see-uh l, hom-uh-] /ˌhoʊ məˈtæk si əl, ˌhɒm ə-/, adjectiveho·mo·tax·i·al·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for homotaxis


  1. similarity of composition and arrangement in rock strata of different ages or in different regions
Derived Formshomotaxic or homotaxial, adjectivehomotaxially, adverb
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