different between triennium vs quadrennium

English

Etymology

From Latin triennium.

Noun

triennium (plural trienniums or triennia)

1. A period of three years.

Related terms

• (adj.): triennial, trieterical
• (2-year period): biennium
• (4-year period): quadrennium, tetraeteris, tetraeterid

Translations

Anagrams

• nitrenium

Latin

Pronunciation

• (Classical) IPA^(key): /tri?en.ni.um/, [t??i??n?i???]
• (Ecclesiastical) IPA^(key): /tri?en.ni.um/, [t??i??n?ium]

Noun

triennium n (genitive trienni? or trienn?); second declension

1. triennium

Declension

Second-declension noun (neuter).

¹Found in older Latin (until the Augustan Age).

Related terms

• triennia

Descendants

• Catalan: trienni
• English: triennium
• Galician: trienio

References

• triennium in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• triennium in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• triennium in Gaffiot, Félix (1934) Dictionnaire illustré Latin-Français, Hachette

English

Etymology

From Latin quadrennium, from quadri- (“four”) + annus (“year”) + -ium (“-ium: forming neuter nouns”).

Pronunciation

• IPA^(key): /kw??d??n?j?m/

Noun

quadrennium (plural quadrenniums or quadrennia)

1. A period of 4 years, (especially historical astronomy) the sets of four years in the Egyptian and Greek calendars.

Synonyms

• tetraeteris, tetraeterid

Related terms

• quadrennial
• (3-year period): triennium
• (5-year period): quinquennium, quinquenniad, quintennium, lustrum
• 10-year period: decade
• 100-year period: century
• 1000-year period: millennium