Simple Definition of sperm whale

from our Learner's Dictionary

sperm whale

noun

plural sperm whales
: a type of whale that has a very large head and is hunted for its fat and oil

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“Sperm whale.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/sperm%20whale. Accessed 20 Jun. 2026.

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