toponomy Meaning, Definition & Usage

  1. noun the nomenclature of regional anatomy
    toponymy.
  2. noun the branch of lexicology that studies the place names of a region or a language
    toponymy.

WordNet

To*pon"o*my noun
Etymology
Gr. place + to distribute.
Definitions
  1. The designation of position and direction. B. G. Wilder.

Webster 1913