Also -iser. [f. prec. + -ER1.] One who or that which utilizes.

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1873.  Dawson, Earth & Man, xv. 380. Man was … to be … a care-taker and utiliser … of the things given to him.

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1883.  Standard, 21 Nov., 5/3. Not a man of science, but only a utiliser of scientific results.

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1884.  Health Exhib. Catal., 66/1. Register Stove fitted with the Oxford Heat Utilizers.

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