Definition

1. Adjective:
   • Essential; indispensable: Of utmost necessity; absolutely required or needed.
   • Functional; utilitarian: Designed to be practical and useful rather than decorative.

Usage Examples

• Adjective:
  • Những kỹ năng sống này là vô cùng thiết dụng. (These life skills are extremely essential.)
  • Cô ấy thích phong cách thiết kế thiết dụng. (She likes a functional design style.)
  • Nước sạch là nhu cầu thiết dụng cho cộng đồng. (Clean water is an indispensable need for the community.)

Advanced Usage

• The term is often used in formal, academic, or technical contexts to describe objects, principles, or knowledge that serve a critical practical purpose.

Variants and Related Words

• Thiết yếu (adj): Essential, vital. Often used interchangeably with in the context of necessity.
• Công dụng (n): Utility, function. Refers to the useful effect or purpose of something.
• Hữu dụng (adj): Useful, serviceable. Emphasizes general usefulness.

Synonyms

• Essential: Absolutely necessary.
• Indispensable: Cannot be done without.
• Functional: Designed for practical use.
• Utilitarian: Focused on practical utility.

Related Idioms

• : Function over form; utility is more important than decoration.
  • Trong kiến trúc hiện đại, nguyên tắc "thiết dụng hơn trang hoàng" rất được coi trọng. (In modern architecture, the principle of "function over form" is highly valued.)