Top Definition
An adjective describing something really, really cool. When used as a compliment, it is the highest form of flattery. See also, rockstarific and rad.
Person one: Look at that awesome play!
Person two: Yah, it's really sweet!
Person one: Just about supernovaical!
#supernova #nova #supernovaical #super #cool #rad #rockstarific
by ilbiteurlegsofff November 18, 2006
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