Definition

1. Noun:
   • A navigational aid vessel: A "lightship" is a specialized ship that functions as a floating lighthouse. It is equipped with a powerful light and other signal apparatus (like a foghorn or radio beacon) and is anchored at a fixed point where constructing a permanent lighthouse is not feasible or practical, such as in deep waters, shifting sandbanks, or exposed locations.

Usage Examples

• Noun:
  • The crew of the lightship maintained their vigil through the storm.
  • Before modern buoys, a lightship marked the dangerous shoals.
  • The retired lightship is now a museum.

Advanced Usage

• "To serve on a lightship": To be part of the crew stationed on such a vessel, often implying a period of isolated duty.
  • His grandfather served on a lightship in the North Sea for twenty years.

Variants and Related Words

• Lightship as a compound noun is the standard term. The concept is specific, so there are no direct variants of the word itself.
• Lightvessel: A synonym, less commonly used.
• Light buoy: A modern, unmanned floating navigational aid that has largely replaced lightships.

Synonyms

• Lightvessel: An exact synonym.
• Floating lighthouse: A descriptive synonym.

Related Phrases

• To be anchored like a lightship: To be fixed firmly in one place, often used metaphorically.
  • The old policy has been anchored like a lightship for decades, despite changing circumstances.

Related Idioms

(Note: "Lightship" is a highly specific technical term and is not commonly used in idiomatic expressions. Its metaphorical use is rare and typically limited to the phrase above.)

Noun

1. a ship equipped like a lighthouse and anchored where a permanent lighthouse would be impracticable