[kuh n-sol-i-dey-shuh n]
See more synonyms for consolidation on
  1. an act or instance of consolidating; the state of being consolidated; unification: consolidation of companies.
  2. solidification; strengthening: consolidation of principles and beliefs.
  3. something that is or has been consolidated; a consolidated whole.
  4. Law.
    1. a statutory combination of two or more corporations.
    2. the union of two or more claims or actions at law for trial or appeal.
  5. (initial capital letter) a steam locomotive having a two-wheeled front truck, eight driving wheels, and no rear truck.
  6. Pathology. the process of becoming solid, as changing of lung tissue from aerated and elastic to firm in certain diseases.
  7. Geology. lithification.

Origin of consolidation

1350–1400; Middle English (< Anglo-French) < Late Latin consolidātiōn- (stem of consolidātiō), equivalent to Latin consolidāt(us) (see consolidate) + -iōn- -ion
Related formscon·sol·i·da·tive, adjectivenon·con·sol·i·da·tion, nounpre·con·sol·i·da·tion, nounpro·con·sol·i·da·tion, adjectivere·con·sol·i·da·tion, nounun·con·sol·i·da·tion, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for consolidation

Contemporary Examples of consolidation

Historical Examples of consolidation

British Dictionary definitions for consolidation


  1. the act of consolidating or state of being consolidated
  2. something that is consolidated or integrated
  3. law
    1. the combining of two or more actions at law
    2. the combination of a number of Acts of Parliament into one codifying statute
  4. geology the process, including compression and cementation, by which a loose deposit is transformed into a hard rock
  5. psychol the process in the brain that makes the memory for an event enduring; the process is thought to continue for some time after the event
Derived Formsconsolidative, adjective
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 consolidation

c.1400, from Late Latin consolidationem (nominative consolidatio), noun of action from past participle stem of consolidare "to make firm, consolidate," from com- "together" (see com-) + solidare "to make solid," from solidus (see solid).

Online Etymology Dictionary, © 2010 Douglas Harper

consolidation in Medicine


  1. The process of becoming a firm solid mass, as in an infected lung when the alveoli are filled with exudate.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.