blue whale

noun
Updated on: 13 Apr 2018

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

Recent Examples of blue whale from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'blue whale.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Illustration of blue whale

illustration of blue whale

First Known Use of blue whale

1851


BLUE WHALE Defined for English Language Learners

blue whale

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

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