From Longman Dictionary of Contemporary Englishsymbiosissym‧bi‧o‧sis /ˌsɪmbaɪˈəʊsɪs $ -ˈoʊ-/ noun [singular, uncountable] 1 formalRELATIONSHIP a relationship between people or organizations that depend on each other equally2 technicalHB the relationship between different living things that depend on each other
Examples from the Corpus
symbiosis• Raisins and walnuts form a symbiosis that makes an indelible mark on so many recipes.• Nothing reveals the originality and spirit of a people better than this astonishing symbiosis.• Despite these differences between Convention law and Community law they possess a certain symbiosis.• The conflict between mind and machine might be resolved at last in the eternal truce of complete symbiosis...• In effect, a cultural symbiosis forms between fanciful, driven club owners and inveterate clubgoers.• Control of the sea and of sea-routes was crucial to the economic symbiosis established within the Angevin Empire.• In fact the sovereign courts at Turin seem to have lived in satisfactory symbiosis with the government.Origin symbiosis (1600-1700) Modern Latin Greek, from symbios “living together”