diphthongus

Latin

Etymology

From Ancient Greek δίφθογγος (díphthongos).

Pronunciation

• (Classical Latin) IPA^(key): /dipʰˈtʰon.ɡus/, [d̪ɪpʰˈt̪ʰɔŋɡʊs̠]
• (modern Italianate Ecclesiastical) IPA^(key): /difˈton.ɡus/, [d̪ifˈt̪ɔŋɡus]

Noun

diphthongus f (genitive diphthongī); second declension

1. (Late Latin) diphthong

Declension

Second-declension noun.

Case	Singular	Plural
Nominative	diphthongus	diphthongī
Genitive	diphthongī	diphthongōrum
Dative	diphthongō	diphthongīs
Accusative	diphthongum	diphthongōs
Ablative	diphthongō	diphthongīs
Vocative	diphthonge	diphthongī

Descendants

• Asturian: diptongu
• Catalan: diftong
• French: diphtongue
• Italian: dittongo
• Portuguese: ditongo
• Spanish: diptongo

References

• “diphthongus”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press