fat cell: cells composed of fat
somatic cell: any of the cells of a plant or animal except the reproductive cells; a cell that does not participate in the production of gametes
superclass myriapoda: used in some classifications to encompass the millipedes (Diplopoda) and centipedes (Chilopoda); formerly a large taxon including also the Pauropoda and Symphyla; the term Myriapoda now usually used synonymously with Diplopoda and limited to the millipedes