the GNU version of the Collaborative International Dictionary of English
adj. Of or pertaining to mollusks.
The Century Dictionary and Cyclopedia
Soft-bodied; pertaining to the Mollusca in any sense, or having their characters; molluscoid; malacozoic: as, a molluscan type.
n. A mollusk; a shell-fish; any member of the Mollusca, Molluscoidea, or Malacozoa.
Word Usage
"I content myself in knowing that at SDOT's current molluscan pace the Seattle Master Bicycle Plan will be fully implemented in the fullness of time -- i.e., in about 60 years."