stimulus

/หˆstษชm.jษ™.lษ™s/

IPA: /S T IH1 M Y AH0 L AH0 S/

noun
  1. 1

    Any external phenomenon that has an influence on a system, by triggering or modifying an internal phenomenon.

    โ€œan economic stimulusโ€

  2. 2

    Something external that elicits or influences a physiological or psychological activity or response.

  3. 3

    Anything effectively impinging upon any of the sensory apparatuses of a living organism, including physical phenomena both internal and external to the body.

  4. 4

    Anything that induces a person to take action.

Source: https://en.wiktionary.org/wiki/stimulus