Definition

1. Noun:
   • Different nature / Different substance: Refers to a substance or material that is foreign or alien in nature to its surrounding environment or context. It emphasizes a fundamental difference in composition or character.
   • Heterogeneous element: An element or component that is of a different kind or quality compared to the main body or system it is found within.

Usage Examples

• Noun:
  • Các nhà khoa học phát hiện một dị chất trong mẫu nước. (Scientists discovered a foreign substance in the water sample.)
  • Sự có mặt của dị chất này làm giảm chất lượng sản phẩm. (The presence of this heterogeneous element reduces the product's quality.)
  • Cơ thể có thể phản ứng lại với các dị chất. (The body can react to substances of a different nature.)

Advanced Usage

• In technical or scientific contexts (e.g., chemistry, materials science, medicine), "dị chất" specifically denotes an impurity or an inclusion that is not part of the intended or original composition.
  • Quá trình tinh chế nhằm loại bỏ mọi dị chất. (The purification process aims to remove all impurities.)

Variants and Related Words

• Tạp chất (n): Impurity. Often used interchangeably with "dị chất" but can imply a less fundamentally "different" nature and more of an unwanted mixed-in substance.
  • Vàng 24K không chứa tạp chất. (24K gold contains no impurities.)

Synonyms

• Foreign substance: A material not naturally present.
• Alien element: An element that is not native to its setting.
• Impurity: An extraneous element that makes something impure.

Related Terms and Concepts

• Dị ứng (n): Allergy. This is a related concept where the body reacts adversely to a "dị chất" (allergen).
  • Dị ứng là phản ứng của cơ thể với một dị chất. (An allergy is the body's reaction to a foreign substance.)
• Vật thể lạ (n): Foreign object. This term is often used for macroscopic items, while "dị chất" often refers to microscopic or compositional differences.

noun

1. different nature