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Definitions

fin

[fin] / fɪn /
NOUN
winglike organ of fish
Synonyms


NOUN
stablizer
Synonyms


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.

Tide tables have become the stuff of national interest, and rare moments when the exhausted whale has blown water or flapped its fin have warranted breaking news bulletins.

From Barron's • Apr. 23, 2026

When GPX4 works properly, it positions a short protein loop -- described as a "fin" -- inside the inner surface of the neuronal membrane.

From Science Daily • Dec. 9, 2025

The catalog begins with fin de siècle Europe, when the emergence of mass publishing began to lead to a firmer distinction between subordinate illustrators and visionary fine artists.

From The Wall Street Journal • Nov. 21, 2025

"They're eyes in the sky, not just someone watching from the water's edge and maybe spotting a fin," says drone operator Isaac Hails.

From BBC • Oct. 3, 2025

Footage of concerned neighbors looking at the blackened skeleton of a home transitioned abruptly to a grainy image of a dorsal fin sticking out of the water.

From "The Line Tender" by Kate Allen




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