rosinousadj.

1611 J. Florio Queen Anna's New World of Words Selágine, the rosinous and gumny hearb called Hedge-hysop much vsed of the Druides for all eiesores.

1618 T. Bretnor tr. A. Sala Opiologia ii. 13 If a man should separate the rosinous and sulphurous substance of Tobaccao, and bring it into such a consistence as Opium is.

1651 R. Child Large Let. in S. Hartlib Legacie 63 The Countrey aboundeth much with Firs, and Pine-trees, which the Inhabitants usually cut, that the Gumme, Rosinous or Turpentine substance may sweate forth.

1707 tr. P. Le Lorrain de Vallemont Curiosities in Husbandry & Gardening 93 There are Juices, 1. Aqueous,..5. Rosinous, 6. Bituminous.

1794 Philos. Trans. (Royal Soc.) 84 388 The candles made of white lac also smoked and produced a rosinous smell.

1801 Missionaries Jrnl. Royal Admiral 19 June in Dict. N.Z. Eng. (1997) at Gum Also we have purchased a quantity of rozinous gum taken from the root of some trees, it will burn like pitch or rozin.

1853 De Bow's Rev. Apr. 321/2 Sugar, cotton, tobacco,..rosinous oils and lumber.

1912 Jrnl. Elisha Mitchell Sci. Soc. 28 123 The tree is then felled and the rosinous portion of the tree subjected to destructive distillation.

1952 Econ. Bot. 6 260 The Nambicuara make their pots waterproof by washing them when still hot with a decoction of the rosinous bark of a species of Mimosa.