Definition

1. Adjective:
   • Of the utmost importance; critical; involving a crucial outcome where survival or success is at stake: Describes a situation, decision, or struggle that is extremely serious, with potentially fatal or irreversible consequences.

Usage

• The adjective "life-and-death" is used attributively, meaning it typically comes before a noun to modify it.
• It describes situations of extreme urgency and consequence, often where the fundamental existence or survival of a person, group, or thing is in question.

Examples

• Adjective:
  • The doctors were faced with a life-and-death decision in the emergency room.
  • The climbers were in a life-and-death struggle against the blizzard.
  • This is not a minor issue; it's a life-and-death matter for the endangered species.

Advanced Usage

• "a life-and-death situation": A common collocation emphasizing a scenario of extreme peril.
  • The hostage crisis was a life-and-death situation for everyone involved.
• The term can be used metaphorically for non-physical survival, such as the survival of a business or an idea.
  • For the small company, securing this contract was a life-and-death battle.

Variants and Related Words

• Life-or-death (adjective): An alternative, synonymous spelling and form.
  • It was a life-or-death choice.
• Matter of life and death (noun phrase): A situation or issue of supreme importance.
  • Getting the medicine to the village is a matter of life and death.

Synonyms

• Critical: Of decisive importance; crucial.
• Crucial: Decisive or critical, especially in the success or failure of something.
• Vital: Absolutely necessary or essential; of paramount importance.
• Dire: Extremely serious or urgent, often suggesting disastrous consequences.

Antonyms

• Trivial: Of little value or importance.
• Insignificant: Too small or unimportant to be worth consideration.
• Inconsequential: Not important or significant.

Related Idioms and Phrases

• A matter of life and death: An idiom functionally identical to the adjective, used as a noun phrase to describe an issue of the utmost seriousness.
  • Please hurry, this delivery is a matter of life and death.

Adjective

1. vitally important
   • a life-and-death struggle