Meaning of the word fin in English

What does fin mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

fin

US /fɪn/

UK /fɪn/

a membranous appendage of a fish or other aquatic animal, used for propelling, steering, or balancing.

Example:

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The shark's dorsal fin cut through the water.

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Fish use their fins to swim.

Synonym:

flipper paddle

a part or attachment on an object, shaped like a fin, especially one for guiding or stabilizing motion.

Example:

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The rocket had stabilizing fins at its base.

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The car's rear fins were a classic design feature.

Synonym:

blade vane

to provide (something) with a fin or fins.

Example:

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The engineer decided to fin the new heat sink for better cooling.

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The designer wanted to fin the surfboard for improved stability.

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