Read the dictionary definition of establish. All definitions for this word.
1. use as a basis for; found on
1. base a claim on some observation
2. establish the validity of something, as by an example, explanation or experiment
1. The experiment demonstrated the instability of the compound
2. The mathematician showed the validity of the conjecture
3. institute, enact, or establish
1. make laws
4. place
1. Her manager had set her up at the Ritz
5. set up or lay the groundwork for
1. establish a new department
6. bring about
1. The trompe l'oeil-illusion establishes depth
7. build or establish something abstract
1. build a reputation
8. set up or found
1. She set up a literacy program