LATIN DICTIONARYLexicon Latīnum
noun · neutersecond declension

chīliometrum

chīliometrum n (genitive chīliometrī)
Ecclesiastical[ki.liˈɔː.me.trum]

Meaning

  1. New Latina kilometre
    Urbs circum spatium quīnque et dīmidiī chīliometrōrum extenta erat.The city spread over an area of five and a half kilometres.
    2018, Tuomo Pekkanen, Globulus nuclearis maior et minor https://areena.yle.fi/1-4317721, Nuntii Latini 12.1.2018In November North Korea carried out a test in which they sent a missile to a height of 4500 kilometres.

Declension

declension
formsingularplural
nominativechīliometrumchīliometra
genitivechīliometrīchīliometrōrum
dativechīliometrōchīliometrīs
accusativechīliometrumchīliometra
ablativechīliometrōchīliometrīs
vocativechīliometrumchīliometra

Origins

Calque of French kilomètre, a Classicalizing compound of Ancient Greek χῑλιάς (khīliás, “thousand”) and Ancient Greek μέτρον (métron, “measure, meter”). Compare Greek χιλιόμετρο (chiliómetro).

Quick answers

What does chīliometrum mean in Latin?
chīliometrum, a noun, means “a kilometre”.
What is the genitive of chīliometrum?
The genitive singular is chīliometrī. chīliometrum is neuter, second declension.