molluscum

from WordNet (r) 3.0 (2006)

molluscum
    n 1: any skin disease characterized by soft pulpy nodules

from The Collaborative International Dictionary of English v.0.48

Molluscum \Mol*lus"cum\, n. [NL. See {Mollusk}.] (Med.)
   A cutaneous disease characterized by numerous tumors, of
   various forms, filled with a thick matter; -- so called from
   the resemblance of the tumors to some molluscous animals.
   --Dunglison.
   [1913 Webster]