based

(verb) use as a basis for; found on. Synonyms: establish, base, ground, found. Example: "Base a claim on some observation."

(verb) situate as a center of operations. Synonyms: base. Example: "We will base this project in the new lab."

(verb) use (purified cocaine) by burning it and inhaling the fumes. Synonyms: free-base, base.

(adj) having a base. Example: "Firmly based ice."

(adj) having a base of operations (often used as a combining form). Examples: "A locally based business." "An atlanta-based company." "Carrier-based planes."