Rochelle Obs.
(rəʊˈʃɛl)
Also 6, 8 Rochel, 6–7 Rochell.
[The place-name (La) Rochelle, a seaport of western France.]
1. Used attrib. or absol. to designate the kind of wine exported from this place.
| 1391 Earl of Derby's Exped. (Camden) 10 Pro lxxvj stopis vini Rochelle ab ipsis emptis ibidem. ? a 1400 Morte Arthure 203 Rynisch wyne and Rochelle. ? c 1475 Sqr. lowe Degre 760 Wyne of Greke, and muscadell, Both clare, pyment, and Rochell. 1533 More Answ. Poysoned Bk. Wks. 1103/1 A little tast of holesome ynough, though some⁓what small and rough rochel wine. 1552 Reg. Privy Counc. Scot. I. 129, vi d. the pynt of Rochell wyne. 1592 Greene Vpst. Courtier Wks. (Grosart) XI. 278 If he hath a strong gascoigne wine,..he can allay it with a small rochel wine. 1615 Markham Eng. Housew. ii. iv, There are Rochell wines, which are in pipes long and slender. 1731 Miller Gard. Dict. s.v. Wine, They transform poor Rochel and Cogniac White-wines into Rhenish. |
2. Rochelle salt: (see quots.). Rochelle powder, = Seidlitz powder.
| 1753 Lewis New Dispensatory (1765) 475/2 Sal Rupellensis, Sel de Seignette, or Rochel salt. 1767 Monro in Phil. Trans. LVII. 501 The Rochelle salt, made with the acid of tartar, and the fossil alkali, is so common a purging salt, that I shall not enter into any description of it. 1808 Reece Dict. Dom. Med. s.v. Rheumatism, Then strain, and add Rochelle, or Epsom Salt. 1854 Pereira's Polarized Light (ed. 2) 227 In Rochelle salt (tartrate of potash and soda), the optic axes of the..rays are considerably separated. 1888 Encycl. Brit. XXIII. 69/2 Rochelle salt..is prepared by not quite neutralizing hot solution of carbonate of soda with powdered cream of tartar. |