A close, often long-term, mutually beneficial interaction between two or more organisms.

[Gk. syn, together with + bioonai, to live] An ecological relationship between organisms of two different species that live together in direct contact.

A relationship between two organisms in which the relationship benefits both parties

1876, as a biological term, "union for life of two different organisms based on mutually benefit," from Greek symbiosis "a living together," from symbioun "live together," [..]

two or more distinct organisms living together for the benefit of one or both.

n. A relationship between two organisms that live in intimate contact with each other; includes mutualism (both organisms benefit, they rely on each other for survival), parasitism (one organism benef [..]

A close association between two species

The close association of two or more dissimilar organisms where both receive an advantage from the association. An example is lichen, a symbiosis between a fungus and a cyanobacterium.

a mutually beneficial relationship between two species, like the Hawaiian squid and the luminous bacteria it carries in its stomach. The bacteria gets a home, and the squid is camouflaged by the light.

relationship between two different species. The relationship may mean that just one species benefits, both benefit or neither benefits. Read more on: Symbiosis

Literally "living together," a close association between two or more species. © 2014 Nature Education

The living together of two different species in an intimate relationship. Symbiont always benefits; host may benefit, may be unaffected, or may be harmed (mutualism, commensalism, and parasitism). symbiotic

1. In animal world, connection between organisms that share close bond that is beneficial for both of them; 2. Developmental psychology defines symbiosis as a phase in early development when child is [..]

The benefits of an interaction between two organisms living in close association.

Symbiosis is a situation in which two dissimilar organisms live together. There are many types of symbiosis, including mutualism

close physiological relationship between two different organisms for the majority of their life cycles. If the relationship benefits both organisms, it is called mutualism. If one organism benefits at the expense of the other, it is called parasitism. If one organism benefits and the other is neither helped nor harmed, it is called commensalism.

The living together of members of different species.

(Gk: syn=with, together, alike; bios=life; living together) the living together of two different organisms to their mutual advantage. The term is applied especially to situations where one organism li [..]

A close association between two organisms.

any relationship in which two species live closely together

Close interaction between two or more different species, which includes both mutualism and parasitism.

positive interaction between individuals from two different species that live closely together. symptoms -

(n) the relation between two different species of organisms that are interdependent; each gains benefits from the other

a long-term, close, association between two individuals of different species that is a benefit to both ("mutualism"), a benefit to one at a cost to the other ("parasitism&am [..]

an intimate relationship between two different species. The symbiont (see symbiont) always benefits and the host (other member of the symbiosis) may benefit (called a mutualism), not be affected (call [..]

a relationship between two kinds of organisms that lasts over time.

a long-term relationship or interaction between individuals from two different types of species; the symbiotic relationship has a positive, negative or neutral impact on the participants

The term was originally applied to describe the maximum flocking of either hard or soft ligands in the same complexes. For hydrocarbon molecules, symbiosis implies that those containing a maximum number of C-H bonds (e.g. CH4) or C-C bonds (e.g. Me4C) are the most stable. HO (1977)

The relationship of two or more different organisms in a close association that may be but is not necessarily of benefit to each.

is the living together in more or less close association of two dissimilar organisms, in which one or both derive benefit from the relationship.

The living together of organisms of different species.

The living together of organisms of different species.

a long-lasting, close and dependent relationship between two organisms of different species

A beneficial relationship between two individuals from different species who are dependent on each other

The co-existence and inter-dependence of 2 organisms, such that one or both of the organisms is incapable of surviving without the cooperation of the other. The Large Blue Maculinea arion for example [..]

a situation in which two dissimilar organisms live together. There are various types of symbiosis, including mutualism (both organisms benefit), commensalism (one benefits and the other is not affected) and parasitism. Symbiosis is Greek for ‘living together’.

The harmonious relationship between two dissimilar organisms in a mutually beneficial relationship.

The relationship established between two organisms that need each other to survive is called symbiosis. Bacteria have a long history of symbiotic affairs and they have even evolved together in symbiosis with other microbes and with their hosts. In fact, man has hundreds of trillions of bacteria living in his digestive tract, where these bacteria ha [..]

A close relationship between two organisms, which is usually beneficial to both.

Mutually beneficial association between two different species of organisms.

A long-term association of different species that provides mutual benefit.

relationship of two or more different organisms in a close association that may be but is not necessarily of benefit to each (Barbour: p. 77) psychoanalytic

An intimate, usually physical, association between two or more species.

A close and mutually beneficial association of organisms of different species. The occurrence of cellulose-digesting protozoans in the guts of wood-eating cockroaches and termites is a symbiotic relat [..]

An intimate relationship between different species. See also mutualism.