| poisonous substance 
 
 any substance that causes injury or illness or death of a living organism
 • Syn:
 poison, toxicant
 • Derivationally related forms:
 poisonous (for: poison), poison (for: poison)
 • Hypernyms:
 substance
 • Hyponyms:
 atropine, hyoscyamine, toxin
 
 
 |  |