Delfinschwimmen {n}, Delfin {n}, Delphinschwimmen {n} [sport]	butterfly
Schmetterling {m} (Schwimmstil) [sport]	butterfly
Falterfisch {m} (Chaetodontidae) [zool.]	butterfly
Schmetterling	butterfly
Regelklappe {f}	butterfly valve
Falter {m}, Tagfalter {m} [zool.] Falter {pl}, Tagfalter {pl}	butterfly butterflies
Schmetterling {m} [zool.] Schmetterlinge {pl}	butterfly butterflies
Drehklappe {f} [mach.] Drehklappen {pl}	butterfly valve butterfly valves