Source : WordNet®

division Myxomycota
     n : slime molds; organisms having a noncellular and
         multinucleate creeping vegetative phase and a propagative
         spore-producing stage: comprises Myxomycetes and
         Acrasiomycetes; in some classifications placed in the
         kingdom Protoctista [syn: {Myxomycota}, {Gymnomycota}, {division
         Gymnomycota}]