ˈnōvə noun
( plural no·vas -vəz ; or no·vae -ˌvē, -ˌvī)
Etymology: New Latin, feminine of Latin novus new
: a star that suddenly increases its light output tremendously (as 10,000 times or more within a few days) and then fades away less rapidly and reaches its former obscurity in a few months or years — see recurrent nova , supernova