DuckCorp Dico

Found one definition

1.                 From Japanese-English FreeDict Dictionary ver. 0.1:
                   
   
   
                   
                     
   隠形 /(en)tʃˈaɪniːz(ja)lˈe̞tə (en)tʃˈaɪniːz(ja)lˈe̞tə/, おんぎょう /o̞ŋɡʲˈo̞ɯᵝ/, いんぎょう /iŋɡʲˈo̞ɯᵝ/
   (noun (common) (futsuumeishi))
   invisibility (through magic)