Definition

Noun: - Comet: A celestial object consisting of a nucleus of ice and dust that, when near the sun, develops a glowing head (coma) and often a long, luminous tail. This is the primary and standard meaning of "sao tua".

Usage

• As a noun: "Sao tua" is used identically to the more common term "sao chổi" to refer to a comet.
  • Người ta đã phát hiện một ngôi sao tua mới. (A new comet has been discovered.)
  • Sao tua Halley xuất hiện theo chu kỳ. (Halley's Comet appears periodically.)

Advanced Usage

• Astronomical Context: The term is used in scientific and general contexts to describe these astronomical bodies. It is a synonym for "sao chổi".
  • Các nhà thiên văn học đang theo dõi quỹ đạo của sao tua. (Astronomers are tracking the comet's orbit.)

Variants and Related Words

• Sao chổi (n): The standard and more frequently used term for "comet". "Sao tua" is a direct synonym.
• Comet (n): The direct English translation.

Synonyms

• Sao chổi: Comet (the exact synonym in Vietnamese).

noun

1. (như) sao chổi