chiliometrum

• kilometrum

From French kilomètre, Classicalizing compound of Ancient Greek χῑλιάς (khīliás, “thousand”) and Ancient Greek μέτρον (métron, “measure, meter”)

• (Classical Latin) IPA^(key): [kʰiː.liˈɔ.mɛ.trũː]
• (modern Italianate Ecclesiastical) IPA^(key): [ki.liˈɔː.me.t̪rum]

chīliometrum n (genitive chīliometrī); second declension

1. (unit of measure, New Latin) a 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 [1], Nuntii Latini 12.1.2018:

     Mense Novembri Coreani Septentrionales experimentum fecerunt, quo missile in altitudinem quattuor milium et quingentorum chiliometrorum emiserunt.

     In November North Korea carried out a test in which they sent a missile to a height of 4500 kilometres.

Second-declension noun (neuter).

• metrum