(しかつ)

しかつ
noun
life and death; survival
1. life and death; life or death; survival
The matter of whether something lives or dies, survives or perishes. Most commonly used in the compound 死活問題(しかつもんだい) (matter of life and death) to describe critically important issues.
これは死活(しかつ)問題(もんだい)だ。
This is a matter of life and death.
中小企業(ちゅうしょうきぎょう)にとって死活(しかつ)(かか)わる問題(もんだい)だ。
For small and medium businesses, it is a matter of survival.
(みず)確保(かくほ)砂漠(さばく)では死活(しかつ)(かか)わる重要(じゅうよう)課題(かだい)である。
Securing water is a critically important issue in the desert — a matter of life and death.

Composed of () (death) + (かつ) (life, living). Almost always appears in fixed expressions rather than being used independently.

COMMON PATTERNS:

  • 死活(しかつ)問題(もんだい): matter of life and death; critically important issue
  • 死活(しかつ)(かか)わる: relating to survival; of vital importance
  • 死活(しかつ)(せい)する: to determine life or death; to hold the key to survival
  • 死活(しかつ)(てき)重要(じゅうよう): vitally important

USAGE:
While the literal meaning is 'life and death,' 死活(しかつ)問題(もんだい) is commonly used figuratively for any issue of critical importance — for a business, an industry, a career, etc. — not just situations involving actual physical danger.

SIMILAR WORDS:

  • 生死(せいし): life and death — focuses on the literal state of being alive or dead
  • 存亡(そんぼう): survival or ruin — used for organizations, nations, or systems rather than individuals
  • ()()に: life and death — a more colloquial compound with similar meaning