căn

Thân thiện

Hội nghị diễn ra tại một căn lán nhỏ.

Definition

1. Noun:
   • A unit of a house or building: Used as a classifier for a single, distinct dwelling unit, room, or compartment within a structure. It implies a self-contained space.
   • Root or radical (Mathematics): A number that, when raised to a specified power, equals a given number. Also refers to the radical sign (√).

Usage Examples

• As a classifier for a dwelling/room:

  • Một căn nhà có ba phòng. (A three-room house.)
  • Nhà ba căn. (A three-compartment house.)
  • Hai căn phòng. (Two rooms.)

• In mathematics:

  • Căn bậc hai của 16 là 4. (The square root of 16 is 4.)
  • Căn bậc ba. (Cube root.)

Advanced Usage

• The word "căn" functions primarily as a noun but is used almost like a measure word or classifier for architectural spaces. It is a key term in describing housing and property.
• In formal or literary contexts, "căn" can refer to a very small, simple house or hut.

Variants and Related Words

• Căn hộ (n): Apartment, flat.

  • Cô ấy sống trong một căn hộ nhỏ. (She lives in a small apartment.)

• Căn cước (n): Identity, origin; as in "căn cước công dân" (citizen identification).

• Căn nguyên (n): Root cause, origin.

Synonyms

• Unit: For the architectural sense (e.g., a unit of a building).
• Compartment: A section or part of a building.
• Root: For the mathematical sense.

Related Idioms

• Căn nhà lá đơn sơ: A simple thatched house. (Emphasizes modesty and simplicity of a dwelling.)
• Tìm cho ra căn nguyên: To find the root cause. (Used in investigative or problem-solving contexts.)

Học thuật

noun

1. House
   • một căn nhà có ba phòng
     a three-room house
2. Compartment
   • nhà ba căn
     a three-compartment house
3. Root, radical; radical sign