| 1. tail fin [ Synonyms: tailfin, vertical fin, vertical stabiliser, vertical stabilizer] | |
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A stabilizer that is part of the vertical tail structure of an airplane
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| 2. tail fin [ Synonyms: fin, tailfin] | |
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One of a pair of decorations projecting above the rear fenders of an automobile
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| 3. tail fin [ Synonyms: caudal fin] | |
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The tail of fishes and some other aquatic vertebrates
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