Definition

Noun 1. A small, faint constellation in the southern hemisphere: Caelum is the name of a specific constellation in the night sky. It is a modern constellation, not one of the classical 48 listed by Ptolemy. It is known for being small and containing only faint stars, making it difficult to observe without optical aid. Its name is Latin for "chisel" or "engraving tool."

Examples of Usage

• Noun:
  • Caelum is located near the constellations Columba and Eridanus.
  • The faint stars of Caelum make it a challenge for amateur astronomers to find.
  • The constellation Caelum was introduced by the French astronomer Nicolas Louis de Lacaille in the 18th century.

Advanced Usage

• "In the constellation of Caelum": Used to specify the location of a celestial object.
  • The telescope was pointed at a distant galaxy in the constellation of Caelum.

Variants and Related Words

• Caeli: The genitive form used in astronomy for naming stars. For example, "Alpha Caeli" means "the Alpha star of Caelum."

Synonyms

• The Chisel: The English translation of the constellation's name.
• The Engraving Tool: An alternative English translation.

Related Phrases

• Constellation Caelum: The full, formal name.
  • The star chart included the faint outline of Constellation Caelum.

Noun

1. a constellation in the southern hemisphere near Columba and Eridanus