From Longman Dictionary of Contemporary Englishsymbioticsym‧bi‧ot‧ic /ˌsɪmbaɪˈɒtɪk $ -ˈɑː-/ adjective formal a symbiotic relationship is one in which the people, organizations, or living things involved depend on each other
Examples from the Corpus
symbiotic• Sports marketing relationships are supposed to be symbiotic.• Their very differences are at the heart of the symbiotic bond that propels the story.• Like symbiotic grubs they lay twisted together in a ball, until Mangar-Kunjer-Kunja appeared in the guise of a lizard.• Within the Environmental Movement there is a useful, indeed a symbiotic, relationship between the absolutists and the pragmatists.• The effect of fungi harvesting on the forest environment arises from the symbiotic relationship between the fungi and the trees.• These interconnections argued for a close symbiotic relationship between the two media.• Like a bird on the back of a hippo, Hotchkis is happily going along for the symbiotic ride. 