establish meaning and definition

ESTABLISH verb

Definition of establish (verb)

1. set up or found
   • "She set up a literacy program"
   • synonyms: found, launch, set up
   • antonym: abolish
2. set up or lay the groundwork for
   • "establish a new department"
   • synonyms: constitute, found, institute, plant
3. establish the validity of something, as by an example, explanation or experiment
   • "The experiment demonstrated the instability of the compound"; "The mathematician showed the validity of the conjecture"
   • synonyms: demonstrate, prove, shew, show
   • antonym: confute
4. institute, enact, or establish
   • "make laws"
   • synonyms: lay down, make
5. bring about
   • "The trompe l'oeil-illusion establishes depth"
   • synonyms: give
6. place
   • "Her manager had set her up at the Ritz"
   • synonyms: instal, install, set up
7. build or establish something abstract
   • "build a reputation"
   • synonyms: build
8. use as a basis for; found on
   • "base a claim on some observation"
   • synonyms: base, found, ground