For *priustinus, from prius + -tinus. Ultimately from Proto-Indo-European *per.
prīstinus (feminine prīstina, neuter prīstinum); first/second declension
- former, early, original, primitive
- that has already existed for some time (i.e. not new), old.
- pristinus in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
- pristinus in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
- pristinus in Gaffiot, Félix (1934) Dictionnaire Illustré Latin-Français, Hachette
- Carl Meissner; Henry William Auden (1894) Latin Phrase-Book, London: Macmillan and Co.
- to restore a man to his former position: aliquem in antiquum statum, in pristinum restituere
- to live as scrupulously moral a life as ever: virtutem pristinam retinere
- to live as scrupulously moral a life as ever: nihil ex pristina virtute remittere
- to give up old customs: a pristina consuetudine deflectere
- to return to ancient usage: in pristinam consuetudinem revocare aliquid
- to restore the ancient constitution: rem publicam in pristinum statum restituere