reinforcement

Noun

• an act performed to strengthen approved behavior

• a device designed to provide additional strength
  • the cardboard backing was just a strengthener
    
  • he used gummed reinforcements to hold the page in his notebook
    

• (psychology) a stimulus that strengthens or weakens the behavior that produced it

• information that makes more forcible or convincing
  • his gestures provided eloquent reinforcement for his complaints
    

• a military operation (often involving new supplies of men and materiel) to strengthen a military force or aid in the performance of its mission
  • they called for artillery support
    

Related words

• Synonyms: 
  reward , strengthener , reinforcing stimulus , reinforcer , reenforcement , support