nonagon
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
And in geometry, an enneagon or nonagon is a nine-sided shape.
From BBC ● Aug. 23, 2017
Illustrations of the former are the bonds between cube root, hectare, brokerage, commission, indorsement, vertex, adjacent, nonagon, sector, draft, bill of exchange, and their meanings.
From The Psychology of Arithmetic by Thorndike, Edward L. (Edward Lee)
