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Definition of poisoner
poisoner
/ˈpɔɪzənər/
poi · son · er
Adverb:poisonously
•Plural:poisoners
•Adjective:poisonous
poisoner Lexical Profile
CEFR
B2
Grade
7
Tier
2
Usage
Rare
Syllables
3
poisoner Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• noun
1
A person who administers poison to another person or animal, or who contaminates food, drink, or the environment with a toxic substance.
Example
"The historical novel centers on a notorious royal court poisoner in Renaissance Italy."
2
A person or thing that corrupts, ruins, or exercises a harmful, destructive influence on minds, relationships, or society.
Example
"The playwright portrayed the rumour-monger as a subtle poisoner of public trust."
Synonyms
View all synonyms for poisoner• Rhymes for poisoner
• Nearby Words
Word Origin & Etymology
First recorded in Middle English in the late 14th century, formed from the verb "poison" (derived via Old French from Latin potio, meaning "a drink" or "medicinal draught") combined with the agent suffix "-er".
Cite this Entry
Wordmom. (2026). Definition of Poisoner. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/poisoner