cận nhật

Friendly

The Vietnamese word "cận nhật" can be broken down into two parts: "cận" which means "near" or "close," and "nhật" which means "sun." Together, "cận nhật" refers to the point in an orbit where a celestial body is closest to the sun.

Basic Definition:

• Cận nhật (noun): This term is primarily used in astronomy to denote perihelion, the point at which an object (like a planet or comet) is closest to the sun in its orbit.

Usage Instructions:

• The term "cận nhật" is commonly used in scientific contexts, particularly in discussions about astronomy, orbits, and celestial mechanics. It is not typically used in everyday conversation.

Example:

• Usage in a Sentence: "Trái đất đạt điểm cận nhật vào đầu tháng 1 hàng năm."
  • Translation: "The Earth reaches perihelion at the beginning of January each year."

Advanced Usage:

• In advanced discussions, "cận nhật" might be used to compare different celestial bodies' distances from the sun at various times. For instance, astronomers might analyze how the cận nhật of a comet affects its speed and trajectory.

Word Variants:

• There are no direct variants of "cận nhật," but it can appear in phrases or compound terms:
  • Điểm cận nhật: This translates to "perihelion point" and emphasizes the specific location in an orbit.
  • Cận nhật của hành tinh: Refers to the perihelion of a specific planet.

Different Meanings:

• While "cận nhật" primarily refers to the astronomical term perihelion, it does not have widely recognized alternative meanings in other contexts.

Synonyms:

• There are no direct synonyms for "cận nhật" in Vietnamese, as it is a specific term. However, in English, it can be synonymous with "perihelion."

Summary:

In summary, "cận nhật" is a specialized term used in astronomy to describe the point when a celestial body is closest to the sun.

Academic

1. Điểm cận nhật (thiên văn học)
2. Perihelion