1. plural of molluscan; members of the phylum Mollusca, a diverse group of invertebrate animals including snails, clams, octopuses, and squid
Usage: scientific/biological term; also spelled mollusks or molluscs in some contexts

1. of, relating to, or belonging to the phylum Mollusca
Usage: scientific/biological term

Examples

• Molluscans are found in nearly every aquatic and terrestrial habitat on Earth.
• The museum's collection includes fossils of ancient molluscans from the Cambrian period.
• Octopuses and squid are among the most intelligent molluscans.
• Many molluscans have shells that protect their soft bodies.
• Marine biologists study molluscans to understand ocean ecosystems.
• Clams and mussels are filter-feeding molluscans commonly found in coastal areas.