We don't have synonyms for cinerama yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are cinema, cinerary and cineraria.
(n) :
A wide-screen movie filming and projection system, briefly in vogue during the 1950s, involving three synchronised standard-format films projected onto a wide, curved screen, providing a "wraparound" experience for cinemagoers.
(n) :
A later system in which a single film was projected onto the curved screen, achieved by means of camera and/or projector lens adaptations.
(n) :
A wide-screen movie filming and projection system, briefly in vogue during the 1950s, involving three synchronised standard-format films projected onto a wide, curved screen, providing a "wraparound" experience for cinemagoers.
(n) :
A later system in which a single film was projected onto the curved screen, achieved by means of camera and/or projector lens adaptations.