Extension
Extension noun - The act of making longer.
Semidiameter and extension are semantically related In some cases you can use "Semidiameter" instead a noun "Extension".
Semidiameter
Semidiameter noun - The apparent radius of a celestial body when viewed as a disc from the earth.
Show all Definitions
Synonyms for Semidiameter
Extension and semidiameter are semantically related in range topic. You can use "Extension" instead a noun "Semidiameter".
Cite this Source
Semidiameter and Extension. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/extension/semidiameter
Extension & Semidiameter. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/extension/semidiameter>.
Semidiameter or Extension. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/extension/semidiameter.
Google Ngram Viewer shows how "extension" and "semidiameter" have occurred on timeline