Poisonous
Adjective
UK
/ˈpɔɪ.zən.əs/
US
/ˈpɔɪ.zən.əs/
Level: Easy - A1 (Beginner)
Definition
Containing poison or capable of causing harm or death.
Example
"Some mushrooms are poisonous and should never be eaten."
"The snake is poisonous, so people are advised to stay away."
"A poisonous environment can affect both physical health and emotional well-being."
Explanation
Poisonous describes something that contains poison and can cause harm if touched, eaten, or breathed in. Some animals, plants, and chemicals are poisonous by nature. The word is often used as a warning to stay away. It can also describe harmful behaviour, emotions, or relationships that slowly damage people’s well-being. Poisonous things may not always look dangerous, which is why being careful is important.