sea pen


Definition of sea pen

: any of numerous anthozoans (order Pennatulacea) growing in colonies with a feathery form

Examples of sea pen in a Sentence

Recent Examples on the Web

The National Aquarium's seven dolphins are being trained in skills needed for transit and medical care before they're relocated to a much larger sea pen 50 to 100 times larger than their current home. Mary Carole Mccauley,, "National Aquarium dolphins are learning their biggest trick yet — traveling to a new home," 23 May 2018 One possibility is to capture some females and males and place them in floating sea pens, or within a cordoned refuge. Nick Pyenson, Smithsonian, "There Are Possibly Only 30 of These Rare Porposies Left on the Planet," 26 Oct. 2017

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

First Known Use of sea pen

1763, in the meaning defined above

Keep scrolling for more

Learn More about sea pen

Statistics for sea pen

Look-up Popularity

Time Traveler for sea pen

The first known use of sea pen was in 1763

See more words from the same year

More from Merriam-Webster on sea pen Encyclopedia article about sea pen

Comments on sea pen

What made you want to look up sea pen? Please tell us where you read or heard it (including the quote, if possible).


to boil down or concentrate

Get Word of the Day daily email!

Test Your Vocabulary

Original Meanings Quiz

  • rembrandt-painting-a-young-scholar-and-his-tutor
  • Which of the following is the earliest known sense of the word awe?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

Dictionary Devil

Test Your Knowledge - and learn some interesting things along the way.


Love words? Need even more definitions?

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