amoeba
Word family nounamoebiasisamoebaadjectiveamoebicamoebiformamoeboid
a·moe·ba (also ameba American English) /əˈmiːbə/ noun [countableC] HBa very small creature that has only one cell 变形虫,阿米巴〔极小的单细胞生物〕 —amoebic adjectiveadj
Origin amoeba (1800-1900) Modern Latin Greek amoibe “change”