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
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The second-largest whale species after blue whales, fin whales are classified as endangered species, according to NOAA. Saman Shafiq, USA TODAY, 20 Nov. 2024 The largest blue whale weighed an incredible 190 tonnes. Sean Mowbray, Discover Magazine, 27 Sep. 2024 In 2024, scientists found the largest coral is bigger than a blue whale, how anglerfish became deep-sea denizens and that the ability for life to glow arose in the ocean half a billion years ago. Danielle Hall, Smithsonian Magazine, 24 Dec. 2024 Unlike many other whales, such as orcas and blue whales, belugas have no dorsal fin. Avery Hurt, Discover Magazine, 13 Dec. 2024 See all Example Sentences for blue whale 

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 9 Jan. 2025.

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

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