The definition of an amoeba is a one-celled organism, common in water and soil, possessing no set cell organs, structure, or defining shape.(noun)
An example of an amoeba is an invisible organism called Entamueba histolytica which is found in tropical areas that are unclean, and causes the deadly disease dysentery.
See amoeba in Webster's New World College Dictionary
Origin: ModL < Gr amoibē, change < ameibein, to change
See amoeba in American Heritage Dictionary 4
also a·me·banoun pl. a·moe·bas also a·me·bas or a·moe·bae also a·me·bae (-bē)
Origin: New Latin, genus name
Origin: , from Greek amoibē, change
Origin: , from ameibein, to change; see mei-1 in Indo-European roots.
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