based Meaning, Definition & Usage

  1. verb use as a basis for; found on
    found; base; establish; ground.
    • base a claim on some observation
  2. verb situate as a center of operations
    base.
    • we will base this project in the new lab
  3. verb use (purified cocaine) by burning it and inhaling the fumes
    base; free-base.
  4. adjective satellite having a base
    • firmly based ice
  5. adjective satellite having a base of operations (often used as a combining form)
    • a locally based business
    • an Atlanta-based company
    • carrier-based planes

WordNet

Based past participle adjective
Definitions
  1. Having a base, or having as a base; supported; as, broad-based.
  2. See Base, n., 18-21. Wearing, or protected by, bases. Obs. "Based in lawny velvet." E. Hall.

Webster 1913