(noun, adjective)


1. of or relating to whales and dolphins etc

Similar word(s): cetaceous

Sentences with cetacean as an adjective:

- The poached blubber was definitely cetacean in origin, but the particular species could not be identified.

- The obese woman, ungainly on land, moved with a kind of cetacean grace in the water.


1. large aquatic carnivorous mammal with fin-like forelimbs no hind limbs, including: whales; dolphins; porpoises; narwhals

Similar word(s): blower

Definition categories: animal

Sentences with cetacean as a noun:

- The tour promised spiritual experiences with humpback whales and other cetaceans, but all we saw were seagulls and a dead sea otter.