toponymist

/təˈpɑnəmɪst/
noun
  1. A person who studies place names, their origins, meanings, and usage.
    • As a toponymist, she spends her time researching the history of street names.
    • The local toponymist gave a talk about the names of nearby mountains.
    • The toponymist explained how 'Mississippi' comes from a Native American word.
Synonyms
What does "toponymist" mean? | whatsthatwordmean | whatsthatwordmean