rhizopoda
(Science: zoology) An extensive class of protozoa, including those which have pseudopodia, by means of which they move about and take their food. The principal groups are lobosa (or amoebea), Helizoa, radiolaria, and foraminifera (or reticularia). See Protozoa.
Origin: NL, fr. Gr. A root – -poda.
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