1. (psychology) a stimulus that strengthens or weakens the behaviour that produced it
   - reinforcer, reinforcement

Derived forms: reinforcing stimuli

Type of: input, stimulant, stimulation, stimulus

• inventiveness
• inventor
• inventory
• inventory accounting
• inventory control
• inventory item
• inventory-clearance sale
• inventorying
• prayerful
• praying mantid
• praying mantis
• prazosin
• PRC
• pre-
• pre-Christian
• pre-Columbian
• pre-contract
• pre-embryo
• pre-emptive strike
• pre-Jurassic
• pre-nup
• Pre-Raphaelite
• pre-soak
• preach
• preacher