consolidation

noun

con·​sol·​i·​da·​tion kən-ˌsä-lə-ˈdā-shən 

1

: the act or process of consolidating : the state of being consolidated

2

: the process of uniting : the quality or state of being united

specifically : the unification of two or more corporations by dissolution of existing ones and creation of a single new corporation

3

: pathological alteration of lung tissue from an aerated condition to one of solid consistency

4

: the process by which a new memory is converted into a form that is stable and long-lasting

Initially fragile memories can gain stability via consolidation, but the extent to which sleep contributes to this process is unresolved …

—John D. Rudoy et al.

Synonyms of consolidation

• merger
• unification
• merging

Examples of consolidation in a Sentence

the consolidation of several intelligence agencies into one super agency

Recent Examples on the Web

In addition to all the consolidation to bring the two retailers together, there’s also been a management shakeup with the departure of Emily Essner, president and chief commercial officer; Bill Bine, chief transformation officer, and Rob Brooks, chief operating officer. —Evan Clark, Footwear News, 12 Nov. 2025

Together, these small yet meaningful changes can improve sleep quality, which in turn supports memory consolidation, cognitive function, and overall brain health. —Jennifer Klump, Verywell Health, 11 Nov. 2025

While these mergers are good for business, studies show the escalating consolidation in health care is driving up prices, harming patient outcomes, and decreasing choice for people who need care. —Elisabeth Rosenthal, Miami Herald, 11 Nov. 2025

Why study school consolidations? —Alec Johnson, jsonline.com, 11 Nov. 2025

Word History

First Known Use

15th century, in the meaning defined at sense 1

Rhymes for consolidation

• abbreviation
• abomination
• acceleration
• accentuation
• accommodation
• accreditation
• acculturation
• accumulation
• acetylation
• adjudication
• administration
• adulteration

Medical Definition

consolidation

noun

con·​sol·​i·​da·​tion kən-ˌsäl-ə-ˈdā-shən 

1

: the process by which an infected lung passes from an aerated collapsible condition to one of airless solid consistency through the accumulation of exudate in the alveoli and adjoining ducts

pneumonic consolidation

also : tissue that has undergone consolidation

areas of consolidation

2

: the process by which a new memory is converted into a form that is stable and long-lasting

Initially fragile memories can gain stability via consolidation, but the extent to which sleep contributes to this process is unresolved …

—John D. Rudoy et al.