Definition

1. Noun:
   • A taxonomic suborder of cetaceans: "Suborder Odontoceti" is the scientific classification for a major group of marine mammals commonly known as toothed whales. This group is characterized by having teeth, a single blowhole, and using echolocation for navigation and hunting.

Usage Examples

• Noun:
  • The suborder Odontoceti includes species like dolphins and sperm whales.
  • Researchers study the echolocation abilities unique to the suborder Odontoceti.

Advanced Usage

• In taxonomic hierarchy: Used in scientific literature to specify the evolutionary branch distinct from baleen whales (suborder Mysticeti).
  • The fossil record provides insights into the early evolution of the suborder Odontoceti.

Variants and Related Words

• Odontocete (noun/adjective): A member of the suborder Odontoceti, or pertaining to it.
  • Odontocete whales have a more complex social structure than many mysticetes.

Synonyms

• Toothed whales: The common name for the group.
• Odontocetes: The informal term for its members.

Related Terms (Contextual)

• Cetacea: The larger order that includes both Odontoceti (toothed whales) and Mysticeti (baleen whales).
• Echolocation: The biological sonar system that is a defining characteristic of the suborder.

Noun

1. toothed whales: dolphins; porpoises; sperm whales; beaked whales