tox·ic /ˈtɒksɪk $ ˈtɑːk-/ ●●○ adjectiveadj1 HARM/BE BAD FORcontaining poison, or caused by poisonous substances 有毒的;由有毒物质引起的 → toxinfumes from a toxic waste dump 有毒废料堆产生的毒气
toxic chemicals/substances/fumes/gasesToxic chemicals were spilled into the river. 有毒化学品流入了河里。
a highly toxic pesticide 毒性很强的杀虫剂
► see thesaurus at harmful n3 informal very unpleasant and causing a lot of harm or unhappinessYou are clearly in a toxic relationship and you need to get out of it.
—toxicity /tɒkˈsɪsəti $ tɑːk-/ noun [countableC, uncountableU]The metal has a relatively low toxicity to humans. 这种金属对人类毒性相对较低。