fin

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fin

(fĭn)
n.
A membranous appendage extending from the body of a fish or other aquatic animal, used for propelling, steering, or balancing the body in the water.

fin

a flattened limb found in aquatic animals, and used for locomotion.
References in periodicals archive ?
Figure 7 and Figure 8 present the performance for a metal foam heat exchanger and a louver fin heat exchanger.
Figure 1 is the device geometry of the minichannel including triangular staggered micro pin fins and their dimensions.
A nationwide ban on buying or selling fins would tell international trading partners that the United States will not support their shark conservation efforts regardless of future improvements to their fisheries sustainability."
Since CITES only applies to the international trade of shark fins and not the domestic consumption, it would not affect any activities within a country.
Without their fins, they cannot swim properly, they cannot catch prey for food, they cannot defend themselves, and they cannot get oxygen, as water needs to be forced through their gills as they swim.
Triangular fin cross section and 3D schematic representation of triangular FinFET are shown in Figure 1.
The ban is an attempt to fight back against the practice of finning, in which shark fishers cut off the fins of a live shark and throw it back into the sea to die.
Performance analysis of rectangular ducts with staggered square pin fins, Journal of Energy Conversion and Management, 44(11): 1787-1803.
In June, Canada halted all imports and exports of shark fins in a G20 first.
An estimated one-third of fins sold come from species that are at risk.