imperturbability |
Imperturbability | n. The state or quality of being imperturbable. [ 1913 Webster ] |
不動心 | [ふどうしん, fudoushin] (n) (1) imperturbability; steadfastness; (2) { MA } cool head in an emergency; keeping one's calm (e.g. during a fight) [Add to Longdo] |