reinforcement Meaning, Definition & Usage

1. noun a military operation (often involving new supplies of men and materiel) to strengthen a military force or aid in the performance of its mission
   support; reenforcement.
   
   • they called for artillery support
2. noun information that makes more forcible or convincing
   reenforcement.
   
   • his gestures provided eloquent reinforcement for his complaints
3. noun (psychology) a stimulus that strengthens or weakens the behavior that produced it
   reinforcer; reinforcing stimulus.
   
4. noun a device designed to provide additional strength
   strengthener.
   
   • the cardboard backing was just a strengthener
   • he used gummed reinforcements to hold the page in his notebook
5. noun an act performed to strengthen approved behavior
   reward.
   

WordNet