Carried about 800 tons. (This may have been Dick Whittington's 'cat').
Catadioptric Lens. Arrangement of lenses so that a light is both reflected and refracted in a desired direction. Suggested by Alan Stevenson in 1834. Used in many lighthouses. Catamaran. Small craft whose stability is obtained by having a log parallel to its fore and aft line and maintained at proper distance by projections from main craft. Common in Indian Sea and other tropical and sub-tropical waters. 2. A flat wooden float used in docks as fender, and for painting ship's side. 3. A yacht with twin hulls.