aequilibrium

See also: æquilibrium

Latin

Etymology

From aequilībris (“level, horizontal”) +‎ -ium, from aequus (“equal”) + lībra (“level, line; balance”).

Pronunciation

• (Classical Latin) IPA^(key): /ae̯.kʷiˈliː.bri.um/, [äe̯kʷɪˈlʲiːbriʊ̃ˑ]
• (modern Italianate Ecclesiastical) IPA^(key): /e.kwiˈli.bri.um/, [ekwiˈliːbrium]

• Audio (Classical):

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• Audio (Ecclesiastical):

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• Audio (Roman):

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Noun

aequilībrium n (genitive aequilībriī or aequilībrī); second declension

1. A level or horizontal position, equilibrium.
2. (figuratively) A perfect equality, reciprocity.

Declension

Second-declension noun (neuter).

Case	Singular	Plural
Nominative	aequilībrium	aequilībria
Genitive	aequilībriī aequilībrī1	aequilībriōrum
Dative	aequilībriō	aequilībriīs
Accusative	aequilībrium	aequilībria
Ablative	aequilībriō	aequilībriīs
Vocative	aequilībrium	aequilībria

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

Related terms

• aequilībrātus
• aequilībris
• aequilībritās

Descendants

• Catalan: equilibri
• English: equilibrium
• French: équilibre
• Galician: equilibrio

• Italian: equilibrio
• Portuguese: equilíbrio
• Spanish: equilibrio

References

• “aequilibrium”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• aequilibrium in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.