doctor-fish

Thân thiện

A doctor-fish swims among the coral in a clear blue sea.

Definition

1. Noun:
   • A type of surgeonfish found in the West Indies: "doctor-fish" refers to a specific species of marine fish, known for its scalpel-like spines near the tail, native to the Caribbean Sea region.

Usage

• The term "doctor-fish" is used specifically in marine biology and by divers or aquarium enthusiasts to identify this particular fish. It is a common name, not a scientific one.

Examples

• Noun:
  • We saw a school of doctor-fish while snorkeling in the Bahamas.
  • The doctor-fish is known for the sharp spines on its caudal peduncle.

Advanced Usage

• "Doctor-fish spa": Refers to a commercial practice where these fish are used in pedicures to nibble dead skin. However, this usage typically involves a different species () and is a misapplication of the term "doctor-fish" in common parlance. The true "doctor-fish" () is not typically used for this purpose.

Variants and Related Words

• Surgeonfish (n): The broader family (Acanthuridae) to which the doctor-fish belongs, all characterized by sharp, movable spines on the tail.
• Blue tang (n): A related and visually similar surgeonfish species () also found in the Atlantic.

Synonyms

• Doctorfish: An alternative spelling.
• Barber surgeon fish: A less common name referencing its "surgical" spines.

Notes on Meaning

• The primary meaning is zoological, referring to the fish . The "doctor" in its name comes from the sharp, lancet-like spines, reminiscent of a surgeon's tools.
• It should not be confused with the freshwater "doctor fish" () used in spa treatments, which is a different species from a different family and region.

Học thuật

Noun

1. surgeon fish of the West Indies

Từ đồng nghĩa

• doctorfish
• Acanthurus chirurgus