Definition

Noun: * Family Opisthognathidae: A family of marine fish, commonly known as jawfishes, characterized by large heads and mouths, and the behavior of constructing and guarding burrows in sandy or rubble substrates.

Usage

• The term is used in scientific and ichthyological contexts to classify a specific taxonomic group of fish.
• It functions as a singular, collective noun referring to the entire family.
• Example: "The family Opisthognathidae includes several species popular in the aquarium trade due to their interesting behavior."

Advanced Usage

• In taxonomic hierarchy, is the formal family name. The common name for members of this family is "jawfishes."
• Example: "Research on the reproductive habits of Opisthognathidae has revealed complex parental care, typically by the male."

Variants and Related Words

• Opisthognathid (noun/adjective): A member of the family Opisthognathidae; pertaining to this family.
  • Example (noun): "An opisthognathid was observed carrying eggs in its mouth."
  • Example (adjective): "The opisthognathid species are found in tropical and subtropical waters."
• Jawfish (noun): The common name for any fish belonging to the family Opisthognathidae.
  • Example: "The yellowhead jawfish is one of the most recognizable members of the family Opisthognathidae."

Synonyms

• Jawfishes (common name)

Notes on Meaning

This term has a single, specific meaning in zoological taxonomy. It does not have idiomatic or phrasal verb uses. Its usage is almost exclusively technical.

Noun

1. jawfishes