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 ?
Shark fins do not account for 5% of the total body weight, especially in species that are finned including the Sphyrnidae and Carcharhinidae (Cortes and Neer, 2006; Biery, 2012).
The finned MWNTs devices using 1% [Al.sub.2][O.sub.3] nanofluid had decreases of 77% and 40% pressure drop respectively, for the same base temperature compared to solid MWNTs with no nanofluid in the channel and 0.01 volumetric concentration.
Heat transfer experiments are done all the four pin finned copper plate along with the plane copper plate and the corresponding experimental heat transfer coefficients are calculated.
However due to surface tension forces liquid film is retained on the lower parts of the finned tube.
Because this major tourist site in the Republic of Maldives is protected from most fishing, "what I least expected to see was a dying, finned shark," he says.