What does diurnāta mean in Latin?

diurnāta, a noun, means “the span of a day; that which is completed in the span of a day”.

noun · feminine

diurnāta¹

*diurnāta f

Proto Gallo Romancereconstructionthe span of a day
Proto Gallo Romancebroadlyreconstructionthat which is completed in the span of a day

declension
form	singular	plural
nominative	/jorˈnada/	/jorˈnadas/

From diurnum (“day”) + -āta. Later borrowed from Romance into Medieval Latin (diurnāta, 12th century).

Descendants

noun · femininefirst declension

diurnāta²

diurnāta f (genitive diurnātae)

Ecclesiastical[di.urˈnaː.ta]

Medieval Latina day's work, a day's journey; a day
Postea ipsius prefati [G]erardi filius eodem nomine vocatus dedit Sancto Teobaldo quatuordecim denarios census et sex diurnatas terrae et foragia[que] tenebat in prefato castro.1144-1167, “LXXXIX. L'abbé Jean 1ᵉʳ de Waha atteste diverses donations faites au prieuré de Saint-Thibaut à Château-Porcien”, in Godefroid Kurth, editor, Chartes de l'Abbaye de Saint-Hubert en Ardenne, published 1903:

Borrowed from the Romance descendants of Vulgar Latin *diurnāta (in particular Old French jornee).