Poisonous

Definition

The term "poisonous" describes something containing or producing poison, which can harm or kill living organisms when ingested, inhaled, or absorbed.

Parts of Speech

• Adjective

Pronunciation

American English

• IPA Pronunciation: /ˈpɔɪ.zə.nəs/
• Respelling: POY-zuh-nuhs

British English

• IPA Pronunciation: /ˈpɔɪ.zən.əs/
• Respelling: POY-zuhn-uhs

Etymology

The word "poisonous" originates from the Old French "poisonous," derived from "poison," meaning "a harmful substance." "Poison" itself comes from the Latin "potio," meaning "drink," which evolved to describe substances harmful to health.

Derivatives

• Poison (noun/verb)
• Poisonously (adverb)
• Poisoner (noun)
• Antipoison (noun)
• Poisoning (noun)

Synonyms

• Toxic
• Venomous
• Lethal

Antonyms

• Non-toxic
• Harmless
• Safe

Usage

The word "poisonous" is commonly used to describe harmful substances, animals, or plants. For example: "Some mushrooms are poisonous and should not be eaten," or "A poisonous snake bit the explorer."

Related Terms

• Toxin: A poisonous substance produced by living organisms.
• Venom: Poison injected through a bite or sting.
• Antidote: A substance that counteracts poison.

Detailed Definitions

Adjective

• Containing or producing poison: Refers to substances or organisms capable of causing harm through poison.
  • Example: "The plant is poisonous if ingested."
• Harmful or destructive in a metaphorical sense: Describes toxic or harmful behavior or influence.
  • Example: "His poisonous remarks created a hostile environment."