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Medical Term:


Pronunciation: mik'so-zo'a

Definition: A phylum of the subkingdom Protozoa, characterized by spores of multicellular origin (usually with two or three valves), one to six polar capsules or nematocysts (each with a coiled hollow filament), and a one- to many-nucleated ameboid sporoplasm; parasitic in annelids and other invertebrates (class Actinosporea; subclass Actinomyxa) and in lower vertebrates (class Myxosporea).

[myxo- + G. zoon, animal]

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