Crayfish, also known as crawfish, crawdads, freshwater lobsters, or mudbugs, are freshwater crustaceans resembling small lobsters, to which they are related; taxonomically, they are members of the superfamilies Astacoidea and Parastacoidea.rayfish, also known as crawfish, crawdads, freshwater lobsters, or mudbugs, are freshwater crustaceans resembling small lobsters, to which they are related; taxonomically, they are members of the superfamilies Astacoidea and Parastacoidea.
â¢ CHORE (noun) The noun CHORE has 1 sense: 1. a specific piece of work required to be done as a duty or for a specific fee. Familiarity information: CHORE used as a noun is very rare.
chorisis (uncountable) The separation of a leaf or floral organ into two more parts. Usage notes . In collateral chorisis the parts are side by side. In parallel or median chorisis they are one in front of another. Part or all of this entry has been imported from the 1913 edition of Websterâs Dictionary, which is now free of copyright and hence in the public domain.