oleoresin
(ˌəʊliːəʊˈrɛzɪn)
[f. oleo- + resin.]
a. A natural mixture of a volatile oil and a resin; a balsam. b. A mixture of an oil (fixed or volatile) and a resin or other active substance, artificially obtained by evaporation from an ether tincture.
| 1853 G. Johnston Nat. Hist. E. Bord. I. 248 The oleoresin of the Male-Fern is an excellent remedy for tapeworm. c 1865 Letheby in Circ. Sc. I. 106/2 Turpentine freely absorbs oxygen from the air, and is converted into an oleo-resin. 1876 Harley Mat. Med. (ed. 6) 405 These trees..secrete a large quantity of oleo-resin which exudes as a varnish or in granular masses from cracks in the bark. 1898 Allbutt's Syst. Med. V. 82 The internal administration of..the essential oils, the oleo-resins, and the balsams. |
Hence ˌoleoˈresinous a., of the nature of an oleoresin.
| 1861 Bentley Man. Bot. 474 Trees, which abound in an oleo-resinous juice. 1883 Haldane Workshop Receipts II. 289/1 Dissolving any oleo-resinous deposit in..rectified spirit. |