[ad. L. *concentrāt-us pa. pple.: see prec.]

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  A.  pa. pple. and adj. = CONCENTRATED.

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1642.  R. Harris, Serm., 25 May, 21. Here all his Perfections … are Concentrate.

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1800.  Phil. Trans., XC. 217. Upon the affusion of a little concentrate sulphuric acid.

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1802.  Chenevix, ibid., XCII. 133. When the alkaline solution is very concentrate.

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1834.  Ld. Houghton, Mem. Many Scenes, Spartans at Thermop. (1844), 50. One last unshackled blow, Strong with concentrate vengeance.

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1839–48.  Bailey, Festus, xxiii. 289. With all concentrate and superfluent woe.

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  B.  sb. The product of concentration (in Mining).

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1883.  Daily News, 6 Sept., 2/5. Blanket concentrates, 14 tons assay 1 oz. 19 dwts. 15 grs. per ton [of gold] … Arrangements for treating the concentrates were complete.

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