family Physeteridae

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Definition
  1. Noun:
    • A taxonomic family of marine mammals: "family Physeteridae" is the scientific name for the family comprising the sperm whales. It is a group within the order Cetacea, characterized by large heads, a single blowhole set asymmetrically on the left side of the head, and the presence of spermaceti, a waxy substance in the head.
Usage Examples
  • Noun:
    • The family Physeteridae includes the largest of the toothed whales.
    • Biologists study the unique diving capabilities of the family Physeteridae.
Advanced Usage
  • In taxonomic classification: The term is used in formal biological and zoological contexts to categorize and discuss this specific group of cetaceans.
    • The fossil record provides insights into the evolution of the family Physeteridae.
Variants and Related Words
  • Physeteridae (n): The same term, often used without the word "family" in technical contexts.
    • Physeteridae are found in deep oceans worldwide.
  • Physeter (n): The genus within the family Physeteridae, containing the modern sperm whale ().
  • Sperm whale (n): The common name for the most well-known member of the family Physeteridae.
Synonyms
  • Sperm whale family: A descriptive synonym.
  • Cachalot family: "Cachalot" is another, less common name for sperm whales.
Related Phrases
  • Member of the Physeteridae: A phrase used to specify an animal belonging to this family.
    • The pygmy sperm whale is a smaller member of the Physeteridae.
Noun
  1. sperm whales

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