刺激物

cìjīwù
stimulus

CEDICT

  1. (physiology, psychology, economics) stimulus; stimulant
  2. stimulus; stimulant

Wiktionary

Entry Composition

1 刺激 cìjī
  1. to provoke; to irritate; to upset; to stimulate; to excite
  2. irritant
2 物 wù
  1. (bound form) thing
  2. (literary) the outside world as distinct from oneself; people other than oneself