commensalism

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com·men·sal·ism

 (kə-mĕn′sə-lĭz′əm)
n.
A symbiotic relationship between two organisms of different species in which one derives some benefit while the other is unaffected.

com·men·sal·ism

(kə-mĕn′sə-lĭz′əm)
A symbiotic relationship between two organisms of different species in which one derives benefit without harming the other. See Note at symbiosis.

commensalism

a relationship between animals or plants in which one lives with or on the other without damage to either. Cf. parasitism.
See also: Animals
the living together of two organisms in a relationship that is beneficial to one and has no effect on the other. — commensal, adj.
See also: Biology
the practice of eating together at the same table. Also commensality. — commensal, n., adj.
See also: Food and Nutrition
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.commensalism - the relation between two different kinds of organisms when one receives benefits from the other without damaging it
interdependence, interdependency, mutuality - a reciprocal relation between interdependent entities (objects or individuals or groups)
References in periodicals archive ?
17] The alteration of commensal flora may also have contributed to the result.
Borrelia organisms and other bacteria thought to be "co-infections" appear to actually be commensal flora, not true pathogens.
It belongs to the commensal flora of several animals, including pigs, chickens, or cows, (2) but is better known as a major agent of exudative epidermitis in piglets, a potentially lethal disease characterized by exfoliation of the skin, blisters formation and brown serous exudation.
acnes is part of our commensal flora, it's frequently a contaminate in culture, and we might be inappropriately dismissing it as such.
The results of these studies showed that A20 knockout mice exhibit systemic multi-organ inflammation, in response to commensal flora, leading to early death.
The vernix provides surfactant protein D and other antimicrobial particles which control the direct skin colonization by commensal flora in the immediate neonatal period, helping prevent infection.
The commensal flora regulates yeast numbers by inhibiting the adherence of yeasts to oral surfaces by competing for sites of adherence as well as for the available nutrients.