cometarium
English
editEtymology
editNoun
editcometarium (plural cometaria)
- (astronomy) An instrument intended to represent the revolution of a comet around the Sun.
- 1791, Thomas Vivian, Cosmology. An Enquiry Into the Cause of what is Called Gravitation, Etc.:
- we have their [comets'] path marked in cometariums formed on the imaginary law of attraction
References
edit- “cometarium”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.