| Noun | 1. | Rhizopoda - creeping protozoans: amoebas and foraminifersclass Sarcodina, Sarcodina - characterized by the formation of pseudopods for locomotion and taking food: Actinopoda; Rhizopoda rhizopod, rhizopodan - protozoa characterized by a pseudopod Foraminifera, order Foraminifera - foraminifers order Testacea, Testacea - testacean rhizopods class - (biology) a taxonomic group containing one or more orders |