[syn.er.gism] n [NL synergismus, fr. Gk synergos] (1910): interaction of discrete agencies (as industrial firms), agents (as drugs), or conditions such that the total effect is greater than the sum of the individual effects
SYNERGISM
Meaning of SYNERGISM in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012