amoeba - Definitions from Dictionary.com

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Dictionary.com Unabridged (v 1.1) - Cite This Source - Share This

a·moe·ba

Audio Help [uh-mee-buh] Pronunciation Key

–noun, plural -bas, -bae

Audio Help [-bee] Pronunciation Key.

ameba.

Dictionary.com Unabridged (v 1.1)
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.

Encyclopædia Britannica, Inc.
amoeba

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American Heritage Dictionary - Cite This Source - Share This

a·moe·ba also a·me·ba Audio Help (ə-mē'bə) Pronunciation Key
n. pl. a·moe·bas also a·me·bas or a·moe·bae also a·me·bae (-bē)
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.

[New Latin, genus name, from Greek amoibē, change, from ameibein, to change; see mei-¹ in Indo-European roots.]

a·moe'bic (-bĭk) adj.

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The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2006 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.

Online Etymology Dictionary - Cite This Source - Share This
amoeba

1855, from Mod.L. genus name (1841), from Gk. amoibe "change," from PIE *e-meigw-, extended form of base *mei- "to change, go, move" (see mutable). So called for its constantly changing shape.

WordNet - Cite This Source - Share This

amoeba
noun
naked freshwater or marine or parasitic protozoa that form temporary pseudopods for feeding and locomotion [syn: ameba]

The American Heritage Science Dictionary - Cite This Source - Share This

amoeba Audio Help (ə-mē'bə) Pronunciation Key
Plural amoebas or amoebae (ə-mē'bē)
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. Amoebas move by means of pseudopods.

The American Heritage® Science Dictionary
Copyright © 2002 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.

American Heritage New Dictionary of Cultural Literacy, Third Edition - Cite This Source - Share This
amoeba [(uh-mee-buh)]

An animal composed of only one cell that has no fixed shape. It is the best known of the single-celled animals, or protozoa.

Note: The term amoeba is sometimes used to refer to something with an indefinite, changeable shape.

[Chapter:] Life Sciences

Free On-line Dictionary of Computing - Cite This Source - Share This

Amoeba
1. A distributed operating system developed by Andrew S. Tanenbaum and others of Vrije Universiteit, Amsterdam. Amoeba is only available under licence from the VUA, but is free of charge and includes all source, binaries and documentation.
Home.
[Features?]
2. A derogatory term for Commodore's Amiga personal computer.
[The Jargon File]
(1997-05-07)

Webster's Revised Unabridged Dictionary - Cite This Source - Share This

Amoeba

A*m[oe]"ba\, n.; pl. L. Am[oe]b[ae]; E. Am[oe]bas. [NL., fr. Gr. ? change.] (Zo["o]l.) A rhizopod. common in fresh water, capable of undergoing many changes of form at will. See Rhizopoda.

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