sea slug


Definition of sea slug

2 : a naked marine gastropod specifically : nudibranch

Examples of sea slug in a Sentence

Recent Examples on the Web

In simple animals, such as the sea slug Aplysia, memories can be transferred from one individual to another using RNA extracted from the one who experienced them. Robert Martone, Scientific American, "A Successful Artificial Memory Has Been Created," 27 Aug. 2019 At night, underwater spotlights attract squid, octopus, and blazing red Spanish dancer sea slugs that ripple past the glass. Karen Carmichael, National Geographic, "Don’t scuba? Here are 10 other underwater thrills," 7 June 2019 All animals that have long-term memories use this same basic cellular machinery; scientists worked out the details of long-term potentiation by studying California sea slugs. Michael Greshko, National Geographic, "Human memory: How we make, remember, and forget memories," 4 Mar. 2019 But rainbow nudibranchs, a small colorful species of sea slug, lie in wait, looking for a nighttime meal. Nick Rahaim,, "5 best scuba diving spots in California, from Monterey Bay Aquarium’s dive director," 18 June 2019 Traces of Memories Memory is a complicated subject for many reasons, not the least of which is that all manner of creatures have memories, from very simple organisms like sea slugs and insects up through humans and other animals with complex brains. Quanta Magazine, "To Remember, the Brain Must Actively Forget," 24 July 2018 Thanks to the pioneering work of Nobel Laureate Eric Kandel, these sea slugs have been used extensively to study memory. John Timmer, Ars Technica, "Researchers claim to have transferred a memory between two sea slugs," 16 May 2018 Such transfer has currently been documented between critters as different as fungi and insects, algae and sea slugs and, notoriously, between viruses and humans, often to our disadvantage. David P. Barash, WSJ, "‘The Tangled Tree’ Review: From Tiny Seeds," 9 Aug. 2018 The persistence of sea slugs To begin with, much of the coverage has claimed that memories were transferred between two snails. John Timmer, Ars Technica, "Researchers claim to have transferred a memory between two sea slugs," 16 May 2018

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

See More

First Known Use of sea slug

1779, in the meaning defined at sense 1

Keep scrolling for more

Learn More about sea slug

Dictionary Entries near sea slug

sea silk

sea sled

sea slope

sea slug

sea smoke

sea snail

sea snake

Statistics for sea slug

Last Updated

22 Sep 2019

Look-up Popularity

Time Traveler for sea slug

The first known use of sea slug was in 1779

See more words from the same year

More from Merriam-Webster on sea slug

Rhyming Dictionary: Words that rhyme with sea slug Encyclopedia article about sea slug

Comments on sea slug

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


to wander slowly or to speak indistinctly

Get Word of the Day daily email!

Test Your Vocabulary

Where in the World? A Quiz

  • peter bruegel tower of babel painting
  • What language does pajama come from?
Spell It

Can you spell these 10 commonly misspelled words?

Add Diction

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!