Pharm. Forms: pl. 6 troschies, (trocis), 7 trosches, trotches, 7–8 trochies, 7– troches; sing. 7 trosche, 7– troch, troche. [An altered form of TROCHISK, originating in the plural troschies, trochies, taken as trosches, troches, implying a sing. troschie, trochie, in vulgar and commercial use often pronounced and sometimes written trochee, like TROCHEE. The spellings trosch, troche simulate French, and the pronunciation is conformed to that of L. trochiscus.] A flat round tablet or lozenge, made of some medicinal substance powdered, worked into a paste with mucilage or the like, and dried; = TROCHISK.

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  α.  1597.  Gerarde, Herbal, II. ccxcvi. 696. Troschies, or little flat cakes.

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1714.  Phil. Trans., XXIX. 68. The Trochies made of the Gall … a Cordial Sudorifick.

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  β.  1601.  Holland, Pliny, XX. xviii. II. 68. There bee certaine ordinarie trosches made of Poppie seed beaten into pouder, which with milke are … vsed by way of a liniment to bring sicke patients to sleepe.

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1639.  T. de Gray, Compl. Horsem., 234. Make of it little cakes or trotches, as broad as a groat.

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1656.  Ridgley, Pract. Physick, 260. Troches of Capers, of Harts-tongue.

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1681.  Grew, Musæum, III. I. v. 297. A little round, flat, and blackish Stone, resembling a Medicinal Troch.

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1769.  Pennant, Zool., III. 22. The medicine was … given in form of a powder or troche.

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1811.  A. T. Thomson, Lond. Disp. (1818), 709. Trochisci. Troches … are little cakes or tablets composed of powders combined with sugar and mucilage.

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[1857.  Dunglison, Med. Lex., Trochiscus..., a troch or round table…; a solid medicine, prepared of powders, incorporated by means of mucilage, crumb of bread, juices of plants, &c.]

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1875.  H. C. Wood, Therap. (1879), 19. Troches, or lozenges, are gummy pellets or disks, so made as to dissolve slowly in the mouth.

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