from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Any of various one-celled aquatic or parasitic protozoans of the genus Amoeba or related genera, having no definite form and consisting of a mass of protoplasm containing one or more nuclei surrounded by a flexible outer membrane. It moves by means of pseudopods.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A genus of unicellular protozoa that moves by means of temporary projections called pseudopodia.
- n. The graph of the real part of the logarithms of a polynomial equation in complex numbers.
from the GNU version of the Collaborative International Dictionary of English
- n. A rhizopod common in fresh water, capable of undergoing many changes of form at will. Same as ameba. See rhizopoda.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. naked freshwater or marine or parasitic protozoa that form temporary pseudopods for feeding and locomotion
New Latin, genus name, from Greek amoibē, change, from ameibein, to change.(American Heritage® Dictionary of the English Language, Fourth Edition)
From Ancient Greek ἀμοιβή (amoibē, "change"), referring to constantly changing shape of these organisms. (Wiktionary)