phytoalexin
/ˌfaɪtəʊəˈleksɪn/noun
- Botany a substance that is produced by plant tissues in response to contact with a parasite and specifically inhibits the growth of that parasite【植】植物抗毒素, 植保菌素。
词源
1940s: from phyto- 'of plants' + alexin, a name for a class of substances found in blood serum, able to destroy bacteria.