a·moe·ba
 amoeba
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- pronunciation:
mi
b
- features:
- Word Combinations (noun), Word History, Word Explorer
| part of speech: |
noun |
| inflections: |
amoebas, amoebae |
| definition: |
a one-celled organism that changes its shape as it moves and engulfs food.
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Amoeba is a Latin word that scientists began using in the mid-1800s. The Latin word came from an ancient Greek word that means "a change."