sea slug

noun

a nudibranch.

sea slug

noun

any of various shell-less marine gastropod molluscs, esp those of the order Nudibranchia See nudibranch

sea slug

Any of various colorful marine gastropods of the suborder Nudibranchia, lacking a shell and gills but having fringelike projections that serve as respiratory organs.
Also called nudibranch

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Word History and Origins

Origin of sea slug¹

First recorded in 1770–80

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Example Sentences

Examples have not been reviewed.

But where the ice is touching the shelf, there are thousands of tiny creatures like coral, sea slugs and sponge.

From

Over two decades ago, researchers spotted a mysterious sea slug swimming more than 8,000 feet deep in the Monterey Bay.

From

A nature enthusiast and her father have made a colourful discovery of a sea slug usually found in the Mediterranean in a rock pool in south Devon, a wildlife trust says.

From

To gain a better insight into the ecology of the animals, the researchers exploited the fact that small shell-less sea slugs from the Rhodopidae family feed on placozoans.

From

A new species of sea slug has been discovered in UK waters.

From

sea slater seasnail

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