[as if ad. L. *ēlabōrātōrium, f. ēlabōrāre to ELABORATE.]

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  1.  A place where chemical operations are performed, or where medicines are compounded; = LABORATORY. Obs. exc. Hist.

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1652.  Evelyn, State of France, 78–9. Every great Person … however qualified with intellectuals, pretends to his Elaboratory and Library.

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1676.  Coles, Elaboratory … a [chymists] work-house or shop.

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1759.  B. Martin, Nat. Hist. Eng., I. 258. Two Elaboratories; one for Chymical, and the other for Galenical Preparations.

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1801.  Med. Jrnl., V. 200. Dr. Pearson’s Lectures … will re-commence in the Elaboratory.

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1873.  M. Collins, Squire Silchester, I. v. 71. Parlour, bedroom, elaboratory, kitchen.

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  2.  A natural apparatus for elaborating any product of vital action. (Formerly transf. from 1.)

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1667.  Phil. Trans., II. 578. The Sanguification is performed in any one part of the Animal, as the peculiar Shop or Elaboratory of it.

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1684.  trans. Bonet’s Merc. Compit., IX. 325/1. Obstruction of the passages, by which the Aliment passes to its elaboratories.

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1708.  Brit. Apollo, No. 86. 2/1. The Elaboratory of the Nervous Juice.

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1845.  Florist’s Jrnl., 11. The functions of leaves are to … act as elaboratories.

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