English to English

noun (n)

• a substance that retards or stops an activity

  zat itu dungu atau berhenti kesibukan

  Antonym:
  activator
  

  source: wordnet30
• That which causes inhibitory action; esp., an inhibitory nerve.

  itu yang menyebabkan inhibitory aksi; esp. , sebuah inhibitory saraf.

  source: webster1913