Definition of "toponym" [top•o•nym]

• A place name. (noun)
• A name derived from a place or region. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "It seems more convincing to derive the toponym from economic activity than shaving fashions."
• "It is possible the toponym preexisted everything else, so we have Cyprus the place naming both the metal mined there and the tree grown there."
• "'Hidden One', with similar epithets in Greek Ἅιδης 'Hades' *hwe*whGoth -uh, and the Gothic toponym auha instead of ahwa Possibly the ablaut difference between the strong and oblique cases yielded the generalization of two different paradigm-forms."