1. establish - Adjective
2. establish - Verb
To make stable or firm; to fix immovably or firmly; to set (a thing) in a place and make it stable there; to settle; to confirm.
To appoint or constitute for permanence, as officers, laws, regulations, etc.; to enact; to ordain.
To originate and secure the permanent existence of; to found; to institute; to create and regulate; -- said of a colony, a state, or other institutions.
To secure public recognition in favor of; to prove and cause to be accepted as true; as, to establish a fact, usage, principle, opinion, doctrine, etc.
To set up in business; to place advantageously in a fixed condition; -- used reflexively; as, he established himself in a place; the enemy established themselves in the citadel.
Source: Webster's dictionarybase a claim on some observation Source: Internet
build a reputation Source: Internet
establish a new department Source: Internet
The experiment demonstrated the instability of the compound Source: Internet
The mathematician showed the validity of the conjecture Source: Internet
make laws Source: Internet