We don't have synonyms for dorval yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are dorsal, orval and doral.
(n) :
An airport in the Montreal region, Quebec, Canada; in full, Dorval Airport; abbreviation YUL. Official name: Montréal–Trudeau International Airport.
(n) :
An airport in the Montreal region, Quebec, Canada; in full, Dorval Airport; abbreviation YUL. Official name: Montréal–Trudeau International Airport.