cetacean

Definitions


[sɪˈteɪʃn], (Noun)

Definitions:
- a marine mammal of the order Cetacea; a whale, dolphin, or porpoise
(e.g: sound is vital for cetaceans, who rely on it to help them navigate)


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[sɪˈteɪʃn], (Adjective)

Definitions:
- relating to or denoting cetaceans
(e.g: many cetacean species may be vulnerable to the disease)


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definition by Oxford Dictionaries