vi kế

Người thợ máy dùng vi kế để đo chi tiết.

Definition

1. Noun:
   • Micrometer: A precision measuring instrument used to measure small distances or thicknesses with very high accuracy, typically in engineering, machining, and scientific contexts. It is a caliper that uses a calibrated screw for precise measurement.

Usage Examples

• Noun:
  • Anh ấy dùng vi kế để đo đường kính chính xác của chi tiết máy. (He used a micrometer to measure the exact diameter of the machine part.)
  • Vi kế là một dụng cụ thiết yếu trong phòng thí nghiệm cơ khí. (The micrometer is an essential tool in the mechanical lab.)

Advanced Usage

• The term "vi kế" is a technical, specialized word. In modern technical Vietnamese, the borrowed term "micromet" (from French ) is also commonly used and may be considered a direct synonym in professional contexts.

Variants and Related Words

• Panme: (n) Another common Vietnamese term for a micrometer, often used interchangeably with "vi kế" in workshops and industry.
  • Anh thợ máy kiểm tra khe hở bằng panme. (The mechanic checked the clearance with a micrometer.)

Synonyms

• Micrometer: The direct English equivalent.
• Micrometer caliper: A more descriptive term in English.

Notes on Usage

• "Vi kế" is a compound word formed from "vi" (微, meaning micro- or tiny) and "kế" (計, meaning meter or gauge). It is a direct translation of the concept of a micrometer.
• This word is almost exclusively used in technical, industrial, or scientific fields. It is not a common word in everyday conversation.