Also 7 -er. [a. L. stimulātor, f. stimulāre: see STIMULATE v. Cf. F. stimulateur, Sp., Pg. estimulador, It. stimolatore.]

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  1.  gen. One who or something that stimulates.

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1614.  Jackson, Creed, III. 208, marg. See the stimulator.

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1684.  trans. Bonet’s Merc. Compit., XIX. 694/2. Cantharides are the strongest amongst these stimulaters.

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1717.  L. Howel, Desiderius, 55. The Indulgence of the Body being too often the great Stimulater of the Soul to vile Practices.

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1768–74.  Tucker, Lt. Nat. (1834), II. 549. The appetites are the great stimulators of action.

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1851.  Jrnl. R. Agric. Soc., XII. II. 357. This great stimulator of a vegetable soil.

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1890.  Ch. Times, 3 Jan., 9/1. A practical administrator and stimulator of work in his great diocese.

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  2.  spec. In the psychological laboratory, an instrument for communicating a stimulus.

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1905.  E. B. Titchener, Exper. Psychol., II. I. 153. For simple reactions to noise we may use the instrument shown in Fig. 53 [Sound stimulator]. Ibid., 157. Pressure stimulators (areal) for break and make. Ibid., 163. Make and break stimulators for taste.

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  3.  U.S. One addicted to the use of stimulants.

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1891.  Cycl. Temperance & Prohibition, 621/1. Feeling the approach of a relapse the stimulator then resorts to his old remedy, thus inducing another sham-revival, followed by an increased prostration, and so on.

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