microorganism

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Related to Micro-organisms: bacteria

microorganism

 [mi″kro-or´gah-nizm]
a microscopic organism; those of medical interest include bacteria, fungi, and protozoa. Viruses are often classified as microorganisms, although they are sometimes excluded because they are not cellular and they are unable to replicate without a host cell.

mi·cro·or·gan·ism

(mī'krō-ōr'gan-izm),
A microscopic organism (plant or animal).

microorganism

/mi·cro·or·gan·ism/ (-or´gah-nizm) a microscopic organism; those of medical interest include bacteria, fungi, and protozoa. Viruses are often included, but are sometimes excluded because they are not cellular and are unable to replicate without a host cell.

microorganism

[-ôr′gəniz′əm]
Etymology: Gk, mikros + organon, instrument
any tiny, usually microscopic entity capable of carrying on living processes. It may be pathogenic. Kinds of microorganisms include bacteria, fungi, protozoan, and viruses.

microorganism

An organism detected by microscopy—e.g., viruses, bacteria, fungi and intracellular parasites (protozoans).

microorganism

 A organism detected by microscopy–eg, viruses, bacteria, fungi and intracellular parasites–protozoans; bug

mi·cro·or·gan·ism

(mī'krō-ōr'găn-izm)
A microscopic organism (plant or animal).

microorganism

or

microbe

any microscopic organism such as a BACTERIUM, FUNGUS, PROTOZOAN, microscopicALGA or member of the ARCHAEA.

Microorganism

An organism (life form) that is too small to be seen with the naked eye.

microorganism

; MO generic term denoting bacteria, fungi, rickettsiae and viruses

mi·cro·or·gan·ism

(mī'krō-ōr'găn-izm)
A microscopic organism (plant or animal).

microorganism

(mī´krō ōr´gənizəm),
n a microscopic living organism, such as a bacterium, virus, rickettsia, yeast, or fungus. These may exist as part of the normal flora of the oral cavity without producing disease. With disturbance of the more or less balanced interrelationship among the organisms or between the organisms and host resistance, individual forms may overgrow and induce disease in the host's tissues. Those foreign to the individual may invade and produce pathologic processes.

microorganism

a microscopic organism; those of veterinary interest include bacteria, rickettsiae, viruses, fungi and protozoa.
References in periodicals archive ?
Probiotics are defined by the World Health Organization as "live micro-organisms which when administered in adequate amounts confer a health benefit on the host.
The Directive provides that all activity around genetically modified micro-organisms is classified according to its potential negative consequences.
The most effective automated method to eliminate any micro-organisms from the interior of the incubator is high heat sterilization.
The presence of this enormous array of genes, in addition to our own, suggests that intestinal micro-organisms exert a profound influence on the human body.
milleri, which is highly susceptible to penicillin, with penicillin-resistant micro-organisms in 18 out of 43 isolates.
Prof Black said: "We will be finding out which proteins a micro-organism uses when it is trying to degrade plants.
By pronouncing micro-organisms to be the enemy we are essentially putting ourselves outside of nature.
Samples taken from the Tree of Life, in the Sakhir desert, uncovered 12 types of micro-organisms living within the roots, including one previously unknown type that is thought may only exist in Bahrain.
The grouping of harmful micro-organisms and increased waste can have a detrimental affect on the balance of the pond if specific procedures are not carried out.
Effective against a broad range of micro-organisms as bacteria, fungi, algae and viruses, the microbe-reducing performance of the material has been thoroughly tested, but can be most easily demonstrated by looking at the effects of simply touching the housing with an unprotected finger.
Since the ground is constantly shaded due to the dense planting above, invisible, beneficial soil micro-organisms will be protected and thrive in the earth below.