A common name describing the one-celled organisms classified under the order Amoebida of the class Sarcodina. An ameba has a constantly changing form and moves and eats by extending pseudopods, or long fingers of itself, from its body cytoplasm.
See also: amoeba.
From the BioTech Dictionary at http://biotech.icmb.utexas.edu/. For further information see the BioTech homenode.