Definition

1. Noun:
   • A type of fish characterized by very long front rays on its dorsal and anal fins: "Threadfish" refers to a marine fish notable for the elongated, thread-like extensions on the leading edges of its dorsal (back) and anal (bottom rear) fins.

Usage Examples

• Noun:
  • We spotted a distinctive threadfish near the reef, easily identified by its long fin rays.
  • The threadfish uses its elongated front rays for sensory purposes as it navigates.

Advanced Usage

• As a subject in biological or ecological contexts: The term is used in scientific descriptions and by anglers or divers familiar with specific fish species.
  • The study focused on the habitat preferences of the threadfish.

Variants and Related Words

• Threadfin (n): A common name for various fish species in the family Polynemidae, which also possess thread-like fin rays. "Threadfish" is sometimes used interchangeably with or is a type of threadfin.
• Polynemidae (n): The scientific family name for threadfins.

Synonyms

• Threadfin: A closely related group of fish sharing the characteristic of elongated fin rays.

Notes on Meaning

• The primary and most specific meaning of "threadfish" is the one provided in the definition. It is a zoological term, not commonly used in everyday conversation outside of specific contexts like fishing, marine biology, or aquarium keeping.

Noun

1. fish having greatly elongated front rays on dorsal and anal fins