CACHALOT, n. A cetaceous fish, the physeter or spermaceti whale. The principal species are, the black headed with a dorsal fin, and the round-headed with a dorsal fin, and the round-headed, with out a fin on the back, and with a fistula in the snout. From this whale is obtained the spermaceti.
The King James Bible has stood its ground for nearly 400 years. However, during that time the English language has changed, and with it the meanings of some words it used. Here are more than 6,500 words whose definitions have changed since 1611.Wikipedia
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