† roˈsaker Obs.
Also 6 rosager, 7 rosacre.
[Alteration of rosalger.]
Realgar.
| 1592 Wills & Inv. Durh. (Surtees) 212, iiij lbs. of arsnecke and rosager 8{supd}. 1598 B. Jonson Ev. Man in Hum. iii. v, A tabacco-pipe..will stifle them all in the end, as many as vse it; it's little better then rats bane, or rosaker. 1616 Bacon in A. Wilson Jas. I (1653) 86 Poyson after poyson: First Rosaker, then Arsnick, then Mercury sublimate. 1643 Five Yrs. K. Jas. in Harl. Misc. (Malh.) V. 378 He gets into his hands certain poisons, viz. rosacre, white arsnick [etc.]. |