binoctium

Latin

Etymology

Etymology tree

Proto-Indo-European *dwóh₁

Proto-Indo-European *dwi-

Proto-Italic *dwi-

Latin bi-

Proto-Indo-European *nókʷts

Proto-Italic *nok⁽ʷ⁾ts

Latin nox

Proto-Indo-European *-(i)yós

Proto-Italic *-ijos

Proto-Italic *-ios

Old Latin -ios

Latin -iusnom.

Latin -ium

Latin binoctium

From bi- + nox + -ium.

Pronunciation

• (Classical Latin) IPA^(key): [bɪˈnɔk.ti.ũː]
• (modern Italianate Ecclesiastical) IPA^(key): [biˈnɔk.t͡si.um]

Noun

binoctium n (genitive binoctiī); second declension

1. (rare) a period of two nights

Declension

Second-declension noun (neuter).

	singular	plural
nominative	binoctium	binoctia
genitive	binoctiī	binoctiōrum
dative	binoctiō	binoctiīs
accusative	binoctium	binoctia
ablative	binoctiō	binoctiīs
vocative	binoctium	binoctia

References

• “binoctium”, in Charlton T. Lewis and Charles Short (1879), A Latin Dictionary, Oxford: Clarendon Press
• “binoctium”, in Charlton T. Lewis (1891), An Elementary Latin Dictionary, New York: Harper & Brothers