Symbiosis is any close and long-term biological interaction between two organisms of different species. [2] In 1879, Heinrich Anton de Bary defined symbiosis as "the living together of unlike organisms".

Dec 26, 2025 · Symbiosis, any of several living arrangements between members of two different species, including mutualism, commensalism, and parasitism. Both positive (beneficial) and negative …

Oct 19, 2023 · Because different species often inhabit the same spaces and share—or compete for—the same resources, they interact in a variety of ways, known collectively as symbiosis. There are four …

Sep 25, 2022 · Get the symbiosis definition and examples. Learn about the different types of symbiosis in ecology and biology.

The meaning of SYMBIOSIS is the living together in more or less intimate association or close union of two dissimilar organisms (as in parasitism or commensalism); especially : mutualism.

Nov 28, 2025 · Symbiosis is referred to as a term that is a close, frequently ongoing relationship between two different species in an ecosystem. In simple words, it is a connection between two …

Jul 14, 2022 · Symbiosis is defined as a close, prolonged association between two or more different biological species. This relationship can be symbiotic (mutualistic), where both parties involved …

May 16, 2023 · Symbiosis describes any long-term relationship or interaction between two organisms of different species. It is a long-term biological association where at least one or both organisms …

Apr 7, 2019 · A symbiosis is an evolved interaction or close living relationship between organisms from different species, usually with benefits to one or both of the individuals involved.

In a symbiosis, the larger partner (macrospecies) is known as the “ host, ” whereas the smaller partner (microspecies) is known as the symbiont (plural: "symbionts") or symbiote (plural "symbiotes").