noun
amoeba
uh-MEE-buh
noun
1
A single-celled organism that moves and feeds by extending finger-like parts of itself called pseudopodia.
"Under the microscope, the amoeba slowly changed shape as it moved."
"Students studied how an amoeba engulfs its food."
How to Use Amoeba
Learner’s notesIn plain EnglishA tiny, shapeless single-celled creature that constantly changes form as it moves.
Word Forms
amoebae plural, amoebas plural
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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.