The term 'response elicitors' refers to STIMULI that are used to evoke a response from an individual or group. STIMULI, which is the answer to the crossword puzzle, is defined as any object, event, or situation that can cause a reaction or response. Response elicitors can be physical, such as a loud noise, or psychological, such as a question or statement. They can also be used to measure the effectiveness of a particular stimulus. Response elicitors are often used in research studies to measure the reactions of participants to certain STIMULI.