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Synonyms

establish

American  
[ih-stab-lish] / ɪˈstæb lɪʃ /

verb (used with object)

  1. to found, institute, build, or bring into being on a firm or stable basis.

    to establish a university; to establish a medical practice.

    Synonyms:
    organize, form
    Antonyms:
    abolish
  2. to install or settle in a position, place, business, etc..

    to establish one's child in business.

  3. to show to be valid or true; prove.

    to establish the facts of the matter.

    Synonyms:
    substantiate, verify
    Antonyms:
    disprove
  4. to cause to be accepted or recognized.

    to establish a custom; She established herself as a leading surgeon.

  5. to bring about permanently.

    to establish order.

  6. to enact, appoint, or ordain for permanence, as a law; fix unalterably.

    Synonyms:
    decree
  7. to make (a church) a national or state institution.

  8. Cards. to obtain control of (a suit) so that one can win all the subsequent tricks in it.


establish British  
/ ɪˈstæblɪʃ /

verb

  1. to make secure or permanent in a certain place, condition, job, etc

    to establish one's usefulness

    to establish a house

  2. to create or set up (an organization, etc) on or as if on a permanent basis

    to establish a company

  3. to prove correct or free from doubt; validate

    to establish a fact

  4. to cause (a principle, theory, etc) to be widely or permanently accepted

    to establish a precedent

  5. to give (a Church) the status of a national institution

  6. (of a person) to become recognized and accepted

    he established himself as a reliable GP

  7. (in works of imagination) to cause (a character, place, etc) to be credible and recognized

    the first scene established the period

  8. cards to make winners of (the remaining cards of a suit) by forcing out opponents' top cards

  9. (also intr) botany

    1. to cause (a plant) to grow or (of a plant) to grow in a new place

      the birch scrub has established over the past 25 years

    2. to become or cause to become a sapling or adult plant from a seedling

"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

Related Words

See fix.

Other Word Forms

  • establishable adjective
  • establisher noun
  • reestablish verb (used with object)
  • superestablish verb (used with object)
  • unestablishable adjective

Etymology

Origin of establish

First recorded in 1325–75; Middle English establissen, establishen, from Middle French establiss-, extended stem of establir, from Latin stabilīre, derivative of stabilis stable 2

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

In order to open a full field investigation into a target, an agent would then need to establish an “articulable factual basis” for belief that a federal crime may be occurring.

From Salon • Apr. 6, 2026

Today, Kanekar is the founder of Platypus Technologies, which provides advisory services to organizations looking to establish an FDE team.

From MarketWatch • Apr. 4, 2026

While Brentford have since gone on to establish themselves in the Premier League, Vale have never played in the top flight.

From BBC • Apr. 3, 2026

These discoveries helped establish that life can exist without sunlight, reshaping scientific understanding of extreme environments.

From Science Daily • Apr. 3, 2026

Mason, along with Thomas Hastings, went on to establish the first public school music program in Boston, beginning with the Boston Singing School, which taught children singing under his methodology.

From "Music and the Child" by Natalie Sarrazin