Myxocystodea noun plural [ New Latin , from Greek ... mucus + ... a bladder.] (Zoology) A division of Infusoria including the Noctiluca. See Noctiluca .

Myxoma noun ; plural Myxomata . [ New Latin , from Greek ... mucus + - oma .] (Medicine) A tumor made up of a gelatinous tissue resembling that found in the umbilical cord.

Myxomycetes noun plural [ New Latin ; Greek ... mucus, slime + myceles .] (Botany) A class of peculiar organisms, the slime molds, formerly regarded as animals (Mycetozoa), but now generally thought to be plants and often separated as a distinct phylum (Myxophyta). They are found on damp earth and decaying vegetable matter, and consist of naked masses of protoplasm, often of considerable size, which creep very slowly over the surface and ingest solid food. -- Myx`o*my*ce"tous adjective

Myxophyta noun plural [ New Latin ; Greek ... mucus, slime + ... plant.] (Botany) A phylum of the vegetable kingdom consisting of the class Myxomycetes. By some botanists it is not separated from the Thallophyta.

Myxopod noun [ Greek ... mucus, slime + -pod .] (Zoology) A rhizopod or moneran. Also used adjectively; as, a myxopod state.

Myzontes noun plural [ New Latin , from Greek ... to suck.] (Zoology) The Marsipobranchiata.

Myzostomata noun plural [ New Latin , from Greek my`zein to suck + sto`ma , -atos , mouth.] (Zoology) An order of curious parasitic worms found on crinoids. The body is short and disklike, with four pairs of suckers and five pairs of hook-bearing parapodia on the under side.