Definition of Odontoceti in English:

Odontoceti

plural noun

Zoology
  • A division of the whales that comprises the toothed whales.

    • ‘In the Late Oligocene, a fundamental split occurred between the Odontoceti and the Mysticeti.’
    • ‘Modern whales may be divided into two subgroups: the Odontoceti (toothed whales) and the Mysticeti (baleen whales).’
    • ‘The extant sub-orders are the Mysticeti (baleen whales) and the Odontoceti (toothed whales).’

Origin

Modern Latin (plural), from Greek odous, odont- tooth + ceti of a whale (genitive of cetus, from Greek kētos whale).

Pronunciation:

Odontoceti

/əʊˌdɒntə(ʊ)ˈsiːti/