a requiem shark, Galeorhinus zyopterus, inhabiting the Pacific Ocean, valued for its fins, which are used by the Chinese in the preparation of a soup, and for its liver, which is rich in vitamin A.
Origin of soupfin shark
First recorded in 1900–05
Also called soup·fin.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019