LATIN DICTIONARYLexicon Latīnum
adverb

posthāc

posthāc (not comparable)
Classical[pɔsˈtʰaːk]Ecclesiastical[posˈtak]

Meaning

  1. not comparableAfter this time, henceforth, hereafter, in the future, from now on; thereafter.

post-hac, adv.,
I. after this time, hereafter, henceforth, in future (class.): aliam posthac invenito, Plaut. Men. 4, 3, 21; id. Am. 2, 2, 165; S. C. de Bacchan.; Ter. Eun. 5, 2, 59; id. Ad. 1, 2, 55; Cic. Cat. 4, 9 fin.; id. Fam. 7, 26 fin.: numquam posthac, Cat. 99, 16; opp. nunc, Ter. And. 3, 5, 5; opp. antea, Cic. Att. 7, 3, 7: vobis erit providendum, quā condicione posthac eos esse velitis, id. Cat. 3, 12, 28; Hor. S. 2, 3, 297; Juv. 7, 18; 8, 7.

Origins

  1. Proto-Indo-European*pós
  2. Proto-Indo-European*pósti
  3. Proto-Italic*posti
  4. Old Latinposte
  5. Latinposthāc

Latin hāc Latin posthāc From post (“behind; afterwards, after”) + hāc (“on this side”).

Quick answers

What does posthāc mean in Latin?
posthāc, a adverb, means “After this time, henceforth, hereafter, in the future, from now on; thereafter.”.
How do you pronounce posthāc?
In classical Latin, [pɔsˈtʰaːk]; in ecclesiastical (church) Latin, [posˈtak].
Where does posthāc come from?
Proto-Indo-European *pós → Proto-Indo-European *pósti → Proto-Italic *posti → Old Latin poste → Latin posthāc.