This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. Something causing or regarded as causing a response.

n. An agent, action, or condition that elicits or accelerates a physiological or psychological activity or response.

n. Something that incites or rouses to action; an incentive: "Works which were in themselves poor have often proved a stimulus to the imagination” ( W.H. Auden).

n. this sense?) Anything that may have an impact or influence on a system.

n. this sense?) (physiology) Something external that elicits or influences a physiological or psychological activity or response.

n. this sense?) (psychology) Anything effectively impinging upon any of the sensory apparatuses of a living organism, including physical phenomena both internal and external to the body.

n. this sense?) Anything that induces a person to take action.

n. A goad; hence, something that rouses the mind or spirits; an incentive.

n. That which excites or produces a temporary increase of vital action, either in the whole organism or in any of its parts; especially (Physiol.), any substance or agent capable of evoking the activity of a nerve or irritable muscle, or capable of producing an impression upon a sensory organ or more particularly upon its specific end organ.

n. Literally, a goad.

n. In botany, a sting: as, the nettle is furnished with stimuli.

n. The point at the end of a crozier, pastoral staff, precentor's staff, or the like.

n. Something that excites or rouses the mind or spirits; something that incites to action or exertion; an incitement or incentive.

n. In physiology, something which evokes some functional or trophic reaction in the tissues on which it acts.

n. In entomology, a stinging-hair.

n. The continuation in sense-organ, nerve, and brain of a process of stimulation externally initiated; the physiological excitation which is aroused by the action of an external stimulus.

n. any stimulating information or event; acts to arouse action

"* -- Here we place any reaction which is a repetition of any previous stimulus from amongst the ten next preceding, at the same time placing * repetition of preceding stimulus* under a separate heading."

internal stimulus    stimulus threshold    method of doubled stimuli    relative stimulus difference    external stimulus    method of constant stimuli    stimulus susceptibility    stimulus receptivity    absolute stimulus difference    stimulus releaser   

stimuli   

goad    incentive    influence    impetus    spur    impulse   

stimulation    impulse    attraction    disturbance    perception    manifestation    stress    incentive    exertion    impression