amoeba
Amoeba (noun) means a single-celled organism that moves and feeds by extending finger-like parts of itself called pseudopodia. Example: “Under the microscope, the amoeba slowly changed shape as it moved.”
How to use amoeba
Learner’s notesIn plain EnglishA tiny, shapeless single-celled creature that constantly changes form as it moves.
Word forms
- Plural
- amoebae, amoebas
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Under the microscope, the _____ slowly changed shape as it moved.
Etymology
From Ancient Greek amoibe, "change" — a nod to how constantly the organism's shape shifts.
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