Mycetozoa \My*ce`to*zo"a\, n. pl. [NL.; Gr. my`khs, my`khtos, fungus + ? pl. of zo^,on an animal.] (Zool.) The Myxomycetes; -- so called by those who regard them as a class of animals. -- {My*ce`to*zo"an}, a. [Webster 1913 Suppl.]