Requin \Re"quin\ (r?"kw?n), n. [F., fr. reqiem a Mass sung for the dead. See Requiem.]

(Zool.) The man-eater, or white shark (Carcharodon carcharias); -- so called on account of its causing requiems to be sung. [1913 Webster]

Source: The Collaborative International Dictionary of English v.0.48
 

Requin \Re"quin\ (r?"kw?n), n. [F., fr. reqiem a Mass sung for the dead. See Requiem.]

(Zo["o]l.) The man-eater, or white shark (Carcharodon carcharias); -- so called on account of its causing requiems to be sung.

Source: Webster's Revised Unabridged Dictionary (1913)