[hoh-muh-jee-nee-uhs, -jeen-yuhs, hom-uh-]
  1. composed of parts or elements that are all of the same kind; not heterogeneous: a homogeneous population.
  2. of the same kind or nature; essentially alike.
  3. Mathematics.
    1. having a common property throughout: a homogeneous solid figure.
    2. having all terms of the same degree: a homogeneous equation.
    3. relating to a function of several variables that becomes multiplied by some power of a constant when each variable is multiplied by that constant: x2y3 is a homogeneous expression of degree 5.
    4. relating to a differential equation in which a linear combination of derivatives is set equal to zero.

Origin of homogeneous

1635–45; < Medieval Latin homogeneus, equivalent to homogene- (stem of Greek homogenḗs of the same kind; see homo-, gene) + -us -ous
Related formsho·mo·ge·ne·ous·ly, adverbnon·ho·mo·ge·ne·ous, adjectivenon·ho·mo·ge·ne·ous·ly, adverbnon·ho·mo·ge·ne·ous·ness, nounun·ho·mo·ge·ne·ous, adjectiveun·ho·mo·ge·ne·ous·ly, adverbun·ho·mo·ge·ne·ous·ness, noun
Can be confusedheterogeneous heterogenous homogeneous homogenoushomogeneous homogenous

Synonyms for homogeneous

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for nonhomogeneous


  1. composed of similar or identical parts or elements
  2. of uniform nature
  3. similar in kind or nature
  4. having a constant property, such as density, throughout
  5. maths
    1. (of a polynomial) containing terms of the same degree with respect to all the variables, as in x ² + 2 xy + y ²
    2. (of a function) containing a set of variables such that when each is multiplied by a constant, this constant can be eliminated without altering the value of the function, as in cos x / y + x / y
    3. (of an equation) containing a homogeneous function made equal to 0
  6. chem of, composed of, or concerned with a single phaseCompare heterogeneous
Also (for senses 1–4): homogenous
Derived Formshomogeneity (ˌhəʊməʊdʒɪˈniːɪtɪ, ˌhɒm-), nounhomogeneously, adverbhomogeneousness, 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 nonhomogeneous



1640s, from Medieval Latin homogeneus, from Greek homogenes "of the same kind," from homos "same" (see homo- (1)) + genos "kind, gender, race, stock" (see genus). Earlier in this sense was homogeneal (c.1600).

Online Etymology Dictionary, © 2010 Douglas Harper

nonhomogeneous in Medicine


[hō′mə-jēnē-əs, -jēnyəs]
  1. Of the same or similar nature or kind.
  2. Uniform in structure or composition throughout, as of a chemical mixture.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.