Link Centre Dictionary

semidiameter

se·mi·dia·meter

uncommon archaic

noun

1.

the apparent radius of a celestial body when viewed as a disc from the earth

Origin

From Middle English semidiametre, semydiametre, from Medieval Latin sēmidiameter, equivalent to semi- + diameter.

Phrases

  • semidiameter correction

Related words

Broader terms

WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.