Ameba

Ameba
Also amoeba. A single-celled (protozoan) organism that constantly changes shape. The word “ameba” is from the Greek “amoibe” meaning “change.” Ameba can infect the bowels to cause diarrhea and the liver to cause abscess formation.
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Common name for Amoeba and similar naked, lobose, sarcodine protozoa.

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ame·ba or chiefly Brit amoe·ba ə-'mē-bə n, pl -bas or -bae -(.)bē a protozoan of the genus Amoeba broadly an ameboid protozoan (as a naked rhizopod)
ame·bic or chiefly Brit amoe·bic -bik adj

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ame·ba (ə-meґbə) pl. ameґbae or amebas [L., from Gr. amoibē change] 1. a type of sarcodine protozoa of the superclass Rhizopoda that move their bodies by cytoplasmic extrusions called pseudopodia. 2. Some are parasitic; see amebiasis and amebic dysentery. Also spelled amoeba. any of various other cells or organisms resembling these protozoa. amebic adj

Medical dictionary. 2011.

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Look at other dictionaries:

  • ameba — n. 1. 1 naked freshwater or marine or parasitic protozoa that form temporary pseudopods for feeding and locomotion. Same as {amoeba}. [WordNet 1.5] …   The Collaborative International Dictionary of English

  • ameba — microorganismo unicelular protozoario del género Amoebae u otros, constituida por una masa protoplasmática nucleada que varía constantemente de forma por la aparición de prolongaciones protoplasmáticas llamadas pseudopodos mediante las que se… …   Diccionario médico

  • ameba — /a mɛba/ s.f. [lat. scient. Amoeba, dal gr. amoibḗ cambiamento ]. 1. (zool.) [nome di diverse specie di protozoi rizopodi, d acqua dolce e marine, alcune parassite dell uomo e degli animali]. 2. (pop.) [infezione da ameba] ▶◀ Ⓣ (med.) amebiasi …   Enciclopedia Italiana

  • ameba — [ə mē′bə] n. pl. amebas or amebae [ə mē′bē] alt. sp. of AMOEBA amebic [ə mē′bik] adj. ameboid [ə mē′boid΄] ameban [ə mē′bən] USAGE although the spelling ameba is now standard in scientific usage, both for the word itself and in compounds (such as …   English World dictionary

  • améba — ž zool. sitna, golim okom nevidljiva jednostanična praživotinja iz skupine korjenonožaca (Amoeba proteus) ✧ {{001f}}nlat. ← grč …   Veliki rječnik hrvatskoga jezika

  • ameba — ‘Protozoo unicelular’: «Al analizar sus heces se encontraron abundantes amebas» (Vijnovsky Dudas [Arg. 1988]). Esta es la forma usada mayoritariamente en todo el ámbito hispánico, salvo en México, donde se emplea la variante amiba: «La amiba no… …   Diccionario panhispánico de dudas

  • ameba — |é| s. f. Animal celular das águas salgadas, das águas doces e da terra úmida, que se desloca por pseudópodes. (Uma espécie é parasito do intestino do homem.) [Tamanho compreendido entre 30 e 500 mícrones; ramo dos rizópodes.] …   Dicionário da Língua Portuguesa

  • ameba — améba ž DEFINICIJA zool. sitna, golim okom nevidljiva jednostanična praživotinja iz skupine korjenonožaca (Amoeba proteus) ETIMOLOGIJA nlat. amoeba ← grč. amoibḗ: mijenjanje, izmjenjivanje …   Hrvatski jezični portal

  • ameba — amebà dkt …   Bendrinės lietuvių kalbos žodyno antraštynas

  • ameba — amebà sf. (2) DŽ zool. paprasčiausias vienaląstis gyvūnėlis, neturintis pastovios formos …   Dictionary of the Lithuanian Language

  • ameba — {{/stl 13}}{{stl 8}}rz. ż Ia, CMc. amebabie {{/stl 8}}{{stl 7}} pierwotniak, jednokomórkowiec o zmiennym kształcie poruszający się za pomocą wypustek plazmy; żyje w wodach słodkich, morzach, glebie, niektóre gatunki pasożytują w organizmie… …   Langenscheidt Polski wyjaśnień

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