Definition of sea slug in English:

sea slug


  • A shell-less marine mollusk which is typically brightly colored, with external gills and a number of appendages on the upper surface.

    Order Nudibranchia, class Gastropoda

    ‘This is called habituation, and it was first demonstrated in the simple sea slug.’
    • ‘Each sea slug (they are hermaphroditic) produces up to 6,000 eggs per day.’
    • ‘Could a sea slug actually become a weapon against colon cancer?’
    • ‘The sea slug forum provides all those concerned with things related to sea slugs a place to go, and chat, and feel at home.’
    • ‘Abalone belongs to the phylum Mollusca, a group which includes clams, scallops, sea slugs, octopuses, and squid.’


sea slug

/sē sləɡ/ /si sləɡ/