: any of various erect short-legged flightless aquatic birds (family Spheniscidae) of the southern hemisphere
Examples of penguin in a Sentence
Recent Examples on the Web
The zoo plans to announce the winning penguin name on July 21.
—
Jim Higgins, jsonline.com, 16 July 2025
Macaroni penguins are natural swimmers, spending much of the year at sea and returning to land only to breed and molt.
—Scott Travers, Forbes.com, 12 July 2025
Others are experimenting with new polymer aerogel materials based on penguin feathers that could have applications for building insulation and climate control, showing the wide variety of applications that can be based on one particularly specialized group of birds.
—Ian Rose, Smithsonian Magazine, 10 June 2025
This erratic approach has already led to outcomes that are plainly ridiculous, such as the administration’s punitive tariffs on the Heard and McDonald Islands, which are inhabited largely by penguins.
—Emily Kilcrease, Foreign Affairs, 9 June 2025
See All Example Sentences for penguin
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Jim Higgins, jsonline.com, 16 July 2025
Macaroni penguins are natural swimmers, spending much of the year at sea and returning to land only to breed and molt.
—Scott Travers, Forbes.com, 12 July 2025
Others are experimenting with new polymer aerogel materials based on penguin feathers that could have applications for building insulation and climate control, showing the wide variety of applications that can be based on one particularly specialized group of birds.
—Ian Rose, Smithsonian Magazine, 10 June 2025
This erratic approach has already led to outcomes that are plainly ridiculous, such as the administration’s punitive tariffs on the Heard and McDonald Islands, which are inhabited largely by penguins.
—Emily Kilcrease, Foreign Affairs, 9 June 2025
See All Example Sentences for penguin
Cite this Entry
“Penguin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/penguin. Accessed 25 Jul. 2025.
Copy CitationKids Definition
penguin
noun
pen·guin
ˈpen-gwən 
ˈpeŋ-
: any of various short-legged seabirds of the southern hemisphere that cannot fly and have wings functioning as flippers and used in swimming
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