Ameba
any of numerous freshwater, marine, or parasitic one-celled protozoa of the order Amoebida, characterized by a granular nucleus surrounded by a jellylike mass of cytoplasm that forms temporary extensions, or pseudopodia, by which the organism moves, engulfs food particles, and forms food vacuoles.
a protozoan of the genus Amoeba, inhabiting bottom vegetation of freshwater ponds and streams: used widely in laboratory studies.
Historical Examples
Lsch ascribed tropical dysentery to an ameba, named by him Amba coli, in 1875.
The Fundamentals of Bacteriology Charles Bradfield Morrey
The ameba solves this difficulty by dividing to form two amebæ.
Being Well-Born Michael F. Guyer
Yet, is man any less a unit than the ameba, or any other simple organism?
The Continental Monthly, Vol. 3, No. 1 January 1863 Various
Some are simple like the ameba, others are very complex in structure.
Being Well-Born Michael F. Guyer
The cells are better off than the ameba, for their food is brought to them.
Applied Physiology Frank Overton
The cells are like the tiny animal, the ameba, and can take in the food by any part of their bodies.
Applied Physiology Frank Overton
The “jiner” is an ameba that clings to flotsam, instead of floating free in the great ocean of life.
Little Journeys to the Homes of the Great – Volume 14 Elbert Hubbard
It corresponds most closely to the encystment of certain protozoa—the ameba for example.
The Fundamentals of Bacteriology Charles Bradfield Morrey
ameba are microorganisms of the simplest structure—a protoplasm which is constantly changing in shape.
Ned, Bob and Jerry on the Firing Line Clarence Young
The whiplike processes with which certain cells, as the ameba, are provided.
Surgery, with Special Reference to Podiatry Maximilian Stern
noun (pl) -bae (-biː), -bas
the usual US spelling of amoeba
ameba a·me·ba or amoeba (ə-mē’bə)
n. pl. a·me·bas or a·me·bae (-bē)
A protozoa of the genus Amoeba and of related genera, occurring in soil and water and parasitic in animals.
ameba
(ə-mē’bə)
Another spelling of amoeba.
Read Also:
- Amebae
any of numerous freshwater, marine, or parasitic one-celled protozoa of the order Amoebida, characterized by a granular nucleus surrounded by a jellylike mass of cytoplasm that forms temporary extensions, or pseudopodia, by which the organism moves, engulfs food particles, and forms food vacuoles. a protozoan of the genus Amoeba, inhabiting bottom vegetation of freshwater ponds […]
- Amebiasis
infection with Entamoeba histolytica or other pathogenic . . amebiasis am·e·bi·a·sis or amoebiasis (ām’ə-bī’ə-sĭs) n. An infection or disease caused by pathogenic amebas, especially Entamoeba histolytica. Also called amebiosis, amebism. amebiasis also amoebiasis (ām’ə-bī’ə-sĭs) An infection or disease caused by amoebas, especially of the species Entamoeba histolytica, characterized by dysentery.
- Amebic abscess
amebic abscess amebic abscess n. An abscess in the liver or other organ, containing amebas and usually following amebic dysentery. Also called tropical abscess.
- Amebic
of, relating to, or resembling an . characterized by or due to the presence of , as certain diseases. amebic a·me·bic or amoebic (ə-mē’bĭk) adj. Relating to, resembling, or caused by amebas.
- Amebic colitis
a type of dysentery caused by the protozoan Entamoeba histolytica, characterized especially by ulceration of the large intestine. amebic colitis n. Inflammation of colon in amebiasis. amebic dysentery n. Severe intestinal infection of humans caused by the ameba Entamoeba histolytica and resulting in diarrhea, cramping, fever, and ulceration of the colon.