Toxic Dec 8, 2013 2 Facebook Tweet Email tox·ic (tksk) adj. 1. Of, relating to, or caused by a toxin or other poison. 2. Capable of causing injury or death, especially by chemical means; poisonous: food preservatives that are toxic in concentrated amounts. an·ti·ox·i·dant (nt-ks-dnt, nt-) n. 1. A chemical compound or substance that inhibits oxidation. 2. A substance, such as vitamin E, vitamin C, or beta carotene, thought to protect body cells from the damaging effects of oxidation. Be healthy today!!! Get Your Free Sample Today!