Discoid
Discoid adjective - Having a flat circular shape.
Shell and discoid are semantically related. in round object topic. In some cases you can use "Shell" instead a noun "Discoid".
Cite this Source
Shell and Discoid. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/discoid/shell
Discoid & Shell. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/discoid/shell>.
Shell or Discoid. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/discoid/shell.
Google Ngram Viewer shows how "discoid" and "shell" have occurred on timeline