外がい接せつハロMeanings1nouncircumscribed haloastronomyA specific type of atmospheric halo in astronomy; a rare, technical term.外がい接せつハロは、太たい陽ようや月つきの周まわりに見みられる珍めずらしい光こう学がく現げん象しょうです。A circumscribed halo is a rare optical phenomenon seen around the sun or moon.