From the name Barbara; chosen because it has three A's in it representing universal affirmatives.

• (General American) IPA^(key): /ˈbɑɹb(ə)ɹə/
• (Received Pronunciation) IPA^(key): /ˈbɑːb(ə)ɹə/
• Hyphenation: bar‧ba‧ra

barbara (plural barbaras)

1. (logic) A syllogism in which all three propositions are of the form "All X are Y" or "X is a Y".

• IPA^(key): /ˈbar.ba.ra/
• Rhymes: -arbara
• Hyphenation: bàr‧ba‧ra

barbara f (plural barbare)

1. female equivalent of barbaro

barbara f sg

1. feminine singular of barbaro

• abbarra

• (Classical Latin) IPA^(key): [ˈbar.ba.ra]
• (modern Italianate Ecclesiastical) IPA^(key): [ˈbar.ba.ra]

From barbarus: as a noun, a substantivisation of its feminine forms in elliptical use for fēmina barbara (the formation is novel to Latin; the Ancient Greek βάρβαρος (bárbaros) is an adjective of two endings, whose masculine and feminine forms are isomorphic); as an adjective, regularly declined forms.

barbara f (genitive barbarae); first declension

1. a wild, savage, cruel, barbarous, shameless, or immodest woman

   Synonym: inverēcunda

First-declension noun.

barbara

1. inflection of barbarus:
   1. nominative/vocative singular feminine
   2. nominative/accusative/vocative plural neuter

barbarā

1. ablative singular feminine of barbarus

• “barbăra”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• "1. BARBARA", in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition with additions by D. P. Carpenterius, Adelungius and others, edited by Léopold Favre, 1883–1887)
• “barbara” on page 225/1 of the Oxford Latin Dictionary (1st ed., 1968–82)

Borrowed from Ancient Greek βαρβάρα (barbára).

barbara f (genitive barbarae); first declension

1. (medicine) a kind of plaster

   Synonym: barbarum

First-declension noun.

• barbăra in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette, page 207/2.
• “barbara” on page 225/1 of the Oxford Latin Dictionary (1st ed., 1968–82)

barbara f

1. feminine singular of barbaro

barbara

1. first/third-person singular imperfect subjunctive of barbar