entamoeba

 
Pronunciation: /ˌɛntəˈmiːbə/
(US also entameba)

noun (plural entamoebae /-biː/ or entamoebas)

  • an amoeba that typically lives harmlessly in the gut, though one kind can cause amoebic dysentery.
    • Genus Entamoeba, phylum Rhizopoda, kingdom Protista

Origin:

modern Latin, from Greek entos 'within' + amoeba