What is the meaning of Stimulus?

An external phenomenon that has an influence on a system, by triggering or modifying an internal phenomenon; for example, a spur or incentive that drives a person to take action or change behaviour.

Something external that elicits or influences a physiological or psychological activity or response, or that affects any of the sensory apparatuses.

A stinging part on the body of a plant or insect.

a stimulus

1. incentive, encouragement

incentive, encouragement

stimulus

conditional of stimuli

stimulus

stimulus

a goad, prick

a sting

stimulus, incentive

a stimulus

a stimulus

stimulus

Source: wiktionary.org