English → Latin
“diameter” in Latin
diametrosdiameter; diametric position, oppositedīmētiorto measure (out or off)dōliuma large earthenware vessel, hogshead, cask; cauldron, large brass pot, barrel, vat
The English word diameter itself goes back to Latin diametros.
Riddle & Arnold A Copious and Critical English–Latin Lexicon, 1864
diameter
diametros (διάμετρος, Col., Vitr.); pure Latin, dimetiens (f. sc. linea, Plin., 2, 23, 21): linea media (Cic.). A semi-diameter, *radius (technical term): *semidiameter (technical term). A fool in diameter, quasi pedalis (of the sun; Cic., Acad.2, 26, 28): a vessel four feet in diameter, dolium, quod occupat per medium pedes quatuor (☞ Vitr. 6, 6, 3).
Quick answer
- What is the Latin word for diameter?
- The usual Latin words for “diameter” are diametros, dīmētior, dōlium. The right choice depends on the sense; see the distinctions below.
Entry from J. E. Riddle & T. K. Arnold, A Copious and Critical English–Latin Lexicon (rev. C. Anthon, New York: Harper, 1864), digitised by Fergus J. P. Walsh, CC BY-SA 4.0; Latin markup adapted by latindictionary.co.