[ahy-suh-trop-ik, -troh-pik]


Physics. of equal physical properties along all axes.Compare anisotropic(def 1).
Zoology. lacking axes that are predetermined, as in some eggs.

Also i·sot·ro·pous [ahy-so-truh-puh s] /aɪˈsɒ trə pəs/.

Origin of isotropic

First recorded in 1860–65; iso- + -tropic
Related formsi·sot·ro·py, nounnon·i·so·trop·ic, adjectivenon·i·sot·ro·pous, adjectiveun·i·so·trop·ic, adjectiveun·i·sot·ro·pous, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for isotropic

Historical Examples of isotropic

British Dictionary definitions for isotropic


isotropous (aɪˈsɒtrəpəs)


having uniform physical properties in all directions
biology not having predetermined axesisotropic eggs
Derived Formsisotropically, adverbisotropy, noun
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

Word Origin and History for isotropic

1864, from iso- + Greek tropikos "belonging to a turning," from tropos "a turning, way, manner" (see trope).

Online Etymology Dictionary, © 2010 Douglas Harper

isotropic in Medicine


[ī′sə-trŏpĭk, -trōpĭk]


Identical in all directions.
Related formsi•sotro•py (ī-sŏtrə-pē) null n.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

isotropic in Science


[ī′sə-trōpĭk, -trŏpĭk]

Identical in all directions; invariant with respect to direction. For example, isotropic scattering of light by a substance entails that the intensity of light radiated is the same in all directions. Compare anisotropic.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.