Is “Mollusk” a Scrabble word?
Yes
MOLLUSK
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Mollusk
noun
1.A soft-bodied invertebrate of the phylum Mollusca, typically with a hard shell of one or more pieces.
2.A weak-willed person.
Synonyms: little girl, nose of wax, pushover