Meaning of 一代 in Japanese

Definition of 一代

いちだい(ichidai) 【一代】

(n) generation; lifetime; age
その仕事は一代では成し遂げられないだろう。
It seems the task will not be accomplished in our generation.

いちだいき(ichidaiki) 【一代記】

いっせいちだい(isseichidai) · いっせいいちだい(isseiichidai) 【一世一代】

(n, adj-no) once in a lifetime; the first and last occurrence (event, experience) of one's lifetime

いちだいとしより(ichidaitoshiyori) 【一代年寄 ·一代年寄り】

いちだいぶんげん(ichidaibungen) · いちだいぶげん(ichidaibugen) 【一代分限】

(n) new money; nouveau riche; person who has amassed substantial wealth in his lifetime

いちだいざっしゅ(ichidaizasshu) 【一代雑種】

ひとはいちだいなはまつだい(hitohaichidainahamatsudai) 【人は一代名は末代】

There's a saying, "once in a life-time event," and that's just what this is.

He resolved to embark on a once-in-a-lifetime enterprise.

彼かれは一代いちだいで巨万きょまんの富とみを得たえる。

He made a great fortune in his lifetime.

It seems the task will not be accomplished in our generation.