Perimeter
Perimeter noun - The line or relatively narrow space that marks the outer limit of something.
How words are described
Cite this Source
Round and Perimeter. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/perimeter/round
Perimeter & Round. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/perimeter/round>.
Round or Perimeter. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/perimeter/round.
Google Ngram Viewer shows how "perimeter" and "round" have occurred on timeline