LanGeekLanGeek Dictionary


British pronunciation/sɛtˈe‍ɪʃən/
American pronunciation/siˈteɪʃən/, /sɪˈteɪʃən/

a marine mammal that belongs to the group known as Cetacea, which comprises whales, dolphins, and porpoises

Add to leitnerwordlist
Add to your word listwordlist
cetacean definition and meaning

What is a "cetacean"?

A cetacean is a marine mammal belonging to the order Cetacea, which includes whales, dolphins, and porpoises. These creatures are known for their streamlined bodies, fin-like limbs, and adaptations for living in water. They possess remarkable abilities such as diving to great depths, communicating through complex behaviors, and using echolocation to navigate and find food. Cetaceans play vital roles in marine ecosystems and are renowned for their elegance and allure in the world's oceans.


of or relating to whales and dolphins etc

synonyms : cetaceous
Add to leitnerwordlist
Add to your word listwordlist
1Originally land mammals, the first cetaceans entered the water about 55 million years ago as large predators with sharp teeth.
2For example, whaling has reduced cetacean populations over the years.
3Belize has cetaceans like a number of other countries.
4Then, around 34 million years ago, cetacean hind legs abruptly disappeared.
Copyright © 2020 Langeek Inc. | All Rights Reserved | Privacy Policy