Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The merging of two separate organisms to form a single new organism.

Etymologies

sym- + bio- + genesis. Coined in German by the Russian lichenologist Konstantin Mereschkowski, in a 1910 paper entitled "Theorie der zwei Plasmaarten als Grundlage der Symbiogenesis, einer neuen Lehre von der Entstehung der Organismen." (Wiktionary)

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