We don't have synonyms for prerelease yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are rerelease, pre-release and pre release.
(n) :
A preliminary version of a work, released in advance.
(adj) :
Before release.
(v) :
To release in advance
(n) :
(skiing) An inadvertent (premature) release of a skiboot from the bindings of a ski, caused by excessive vibration, such as going over an extremely bumpy piste.
(n) :
A preliminary version of a work, released in advance.
(adj) :
Before release.
(v) :
To release in advance
(n) :
(skiing) An inadvertent (premature) release of a skiboot from the bindings of a ski, caused by excessive vibration, such as going over an extremely bumpy piste.