dolphin

[dawl-fin, dol-] / ˈdɔl fɪn, ˈdɒl- /

NOUN

cetacean

Synonyms

STRONG

beluga grampus mammal narwal orca porpoise whale

WEAK

cete

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

By studying the growth layers in dolphin teeth, the scientists determined the ages at which the animals died.

From Science Daily • Oct. 22, 2025

Known as "bycatch," this phenomenon causes thousands of dolphin deaths each year.

From Science Daily • Oct. 22, 2025

In 2019, Canada passed a bill making it illegal to hold a whale, dolphin or porpoise captive.

From BBC • Oct. 11, 2025

If you’re in the water and a dolphin swims up to you, you must immediately back away.

From The Wall Street Journal • Oct. 10, 2025

I have never been to Miami and never seen a dolphin.

From "Everything Sad Is Untrue" by Daniel Nayeri