- the place names of a country, district, etc., or the study of these
- Rare, Anat. the nomenclature of the regions of the body
Origin of toponymyfrom Classical Greek topos, a place (see topic) + -onymia, a naming from onyma, name
- a. The place names of a region or language.b. The study of such place names.
- Anatomy Nomenclature with respect to a region of the body rather than to organs or structures.
From topo- +"Ž -nomy.