blue whale

noun

: 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

Illustration of blue whale

Illustration of blue whale

Examples of blue whale in a Sentence

Recent Examples on the Web No other culture is known to have relied on blue whales so regularly. Andrew Chapman, Smithsonian Magazine, 23 May 2024 In other Pacific Ocean news, The Times’ Hayley Smith and Sean Greene reported on majestic blue whales in Southern California’s Santa Barbara Channel, and the deafeningly loud cargo ships going in and out of the L.A. and Long Beach ports that can make life hell for the mammals. Sammy Roth, Los Angeles Times, 7 May 2024 See all Example Sentences for blue whale 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'blue whale.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1851, in the meaning defined above

Time Traveler
The first known use of blue whale was in 1851

Dictionary Entries Near blue whale

Cite this Entry

“Blue whale.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/blue%20whale. Accessed 31 May. 2024.

Kids Definition

blue whale

noun
: a whale that may reach a weight of 150 tons (135 metric tons) and a length of 100 feet (30 meters) and is generally considered the largest living animal

More from Merriam-Webster on blue whale

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!