D defs.my
Entry 1 sense Webster, 1913

Locator

/lōk'-ātˌ-ẽr/ · Lo·ca·tor · IPA /ˈloʊkeɪtɚ/
01 n. One who locates, or is entitled to locate, land or a mining claim.
  1. 1.
    One who locates, or is entitled to locate, land or a mining claim.[U.S.]