Poly·to·ma
| \ ˌpälēˈtōmə, -lə̇ˈt- \
Definition of Polytoma
: a common genus of colorless saprozoic plantlike flagellates (order Phytomonadina) having paired anterior flagella, lacking chromatophores, and being widely distributed in stagnant freshwater
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Merriam-Webster unabridged
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