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blue whale

noun

Definition of blue whale

:a very large baleen whale (Balaenoptera musculus synonym Sibbaldus musculus) that may reach a weight of 150 tons (136 metric tons) and a length of 100 feet (30 meters) and is generally considered the largest living animal

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First Known Use of blue whale

1851

BLUE WHALE Defined for English Language Learners

blue whale

noun

Definition of blue whale for English Language Learners

  • : a very large bluish-gray whale

BLUE WHALE Defined for Kids

blue whale

noun

Definition of blue whale for Students

:a very large whale that is generally considered the largest living animal

Learn More about blue whale

  1. Britannica.com: Encyclopedia article about blue whale

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