資し源げん超ちょう過か利り潤じゅん税ぜいMeaningsNoun1. Resources Super Profits Tax; RSPTKanji used資resources源source超exceed過surpass something利profit潤soaked税taxComposed of資し源げんresourcesNoun超ちょう過かexcess; surplus; exceeding (a limit, estimate, etc.); going overNoun利り潤じゅんprofit; returnsNoun税ぜいtaxNoun