👉 Poisonousness is a noun that describes something that has a strong, unpleasant taste or smell and can cause harm to living things. It can be used in various contexts, such as describing substances that are toxic to humans or animals, or describing the effects of exposure to a substance that may lead to death or serious illness. In medicine and law, poisonousness is often used to describe substances that can cause harm when ingested, such as poison ivy, which is known for its ability to