| 释义 |
urushiol Chem.|əˈruːʃɪɒl|
[f. Jap. urushi (see prec.) + -ol.]
An oily phenolic liquid causing skin irritation which is present in various plants and is the main constituent of the lacquer obtained from the Japanese lacquer tree.
1908Chem. Abstr. II. 2307 According to the author [sc. K. Miyama] the main constituent of the lac is a polyhydrophenol with unsaturated radicles in the side chains, the name Urushiol is proposed for it. 1945Jrnl. Amer. Med. Assoc. 7 Apr. 920/2 It is highly probable that urushiol is the irritant common to ivy, sumac and the lac trees. 1974J. E. Underhill Wild Berries Pacific Northwest 95 Sumach is closely related to Poison Ivy..and Poison Sumach... It lacks the poisonous oil, urushiol, that makes them such a hazard. |