Etymology and origin of the Latin word quoad
Forms
quoad (not comparable)[1] Lucretius and Horace scan it as one syllable.[2][3] Varro and inscriptions have quaad, and an inscription has quōd.[3][2]
Etymology
It is a compound of quō (“where, to which”) and ad (“to, up to”),[2][4] that is ⟨ad quod⟩, “up to which”.[1] ⟨Quō⟩ is the ablative of the relative quī (“who, which”), which de Vaan traces to Proto-Italic *kʷoi and Proto-Indo-European *kʷo-.[5]
Earliest recorded meaning
Köbler gives Plautus as its first author.[4] In the Asinaria a slave greets his master “as loudly as my strength allows” (quoad vīrēs valent).[2]
Semantic evolution
As an interrogative it is “how far? to what extent?” (Lucretius) and “by what time?”, as Terence's “when do you expect your old man?”.[2] As a relative it is “as far as”, of distance (Livy's pursuit as far as the infantry could follow) and of degree, as in Plautus.[2][3] In time it is “as long as”, as an epitaph's “while I lived I bore my fortune”, and above all “until”, as Cicero's “until the senate was dismissed”, with the subjunctive “until such time as”.[2]
Church Latin glosses it “how far, how long; as far as, as long as”.[6] In medieval Latin it was also a preposition with the accusative, “with regard to”.[6][1]
Timeline
- c. 250–184 BC – Plautus of “as far as”.[2][4]
- 190–159 BC – Terence of “by what time?”.[2][4]
- 96–55 BC – Lucretius of “how far?”.[2][4]
- 81–43 BC – Cicero of “until”.[2][4]
Meanings
Adverb
- (interrogative) How far? to what extent? by what time?[2][1][6]
- As far as; to the degree that, insofar as.[2][1]
- As long as, while.[2][1][6]
- Until, till.[2][1]
Preposition
Word family
- quoadusque
Related words
References
- ^ a b c d e f g h i j Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b c d e f g h i j k l m n o Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
- ^ a b c Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
- ^ a b c d e f Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
- ^ de Vaan, Michiel (2008), Etymological Dictionary of Latin and the other Italic Languages, Leiden Indo-European Etymological Dictionary Series 7, Leiden; Boston: Brill
- ^ a b c d e Stelten, Leo F. (1995), Dictionary of Ecclesiastical Latin, Peabody, Mass.: Hendrickson
Cite this entry
“Quoad.” Etymologically, 19 Oct. 2026, etymologically.com/la/quoad. Accessed 19 Oct. 2026.
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