synergy

Từ điển WordNet v3.1 - WordNet Dictionary

noun

the working together of two things (muscles or drugs for example) to produce an effect greater than the sum of their individual effects
• Syn:
synergism
• Derivationally related forms:
synergistic (for: synergism), synergist (for: synergism), synergetic
• Hypernyms:
natural process, natural action, action, activity
• Hyponyms:
potentiation