homotaxis: Meaning and Definition of

ho•mo•tax•is

Pronunciation: (hō"mu-tak'sis, hom"u-), [key]
— n.
  1. a similarity of arrangement, as of geologic strata or fossil assemblages that have the same relative position but are not necessarily contemporaneous.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.