odontoceti
Definition
Noun (plural, treated as singular or plural) A parvorder of cetaceans comprising all the toothed whales. This group is characterized by having teeth (rather than baleen) and a single blowhole. It includes dolphins, porpoises, sperm whales, beaked whales, narwhals, and belugas, among others.
Usage
The term "Odontoceti" is used in scientific and zoological contexts to classify and discuss this major subgroup of whales. - The Odontoceti are known for their sophisticated echolocation abilities. - A key difference between the two cetacean parvorders is that Odontoceti have teeth, while Mysticeti have baleen.
Examples
- The sperm whale, the largest of the Odontoceti, can dive to incredible depths.
- Research on Odontoceti has provided great insight into marine mammal communication.
- Dolphins and porpoises are among the most familiar members of the Odontoceti.
Advanced Usage
- In taxonomic hierarchy, Odontoceti is a parvorder under the order Cetacea.
- The term is often used in contrast with Mysticeti, the parvorder of baleen whales.
Variants and Related Words
- Odontocete (noun): An individual whale belonging to the Odontoceti. (e.g., "The dolphin is an odontocete.")
- Odontocete (adjective): Of or relating to the Odontoceti. (e.g., "odontocete species," "odontocete characteristics").
Synonyms
- Toothed whales (This is the common English name for the group).
Word Origin
From modern Latin, from Greek odous, odont- 'tooth' + kētos 'whale'.
Noun
-
toothed whales: dolphins; porpoises; sperm whales; beaked whales
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