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Definitions

poisoning

[poi-zuh-ning] / ˈpɔɪ zə nɪŋ /
ADJECTIVE
infectious
Synonyms
STRONGEST
contagious toxic virulent
WEAK
communicable contaminating corrupting defiling diseased epidemic infective mephitic miasmic noxious pestilent pestilential polluting transferable transmittable vitiating
Antonyms
STRONGEST
harmless nonpoisonous
WEAK
antiseptic germless non-infectious uncommunicable uncontagious
NOUN
contamination
Synonyms
STRONGEST
contagion corruption disease epidemic infection pollution
STRONG
decay defilement dirtying filth foulness impurity pestilence plague rottenness spoliation taint
WEAK
radioactivation
Antonyms
STRONGEST
cleanliness purification sterility
WEAK
cleaning cure healing sterilization
NOUN
impurity
Synonyms
STRONGEST
contamination grime pollutant scum
STRONG
adulteration corruption defilement dirt filth pestilence pollution stain taint uncleanness
WEAK
foreign matter
Antonyms
STRONGEST
cleanliness
STRONG
pureness purification purity sterility
NOUN
uncleanness
Synonyms
STRONG
adulteration contamination corruption defilement dirt dirtiness filth foulness grime pestilence pollutant pollution scum stain taint unwholesomeness
WEAK
foreign matter
Antonyms
STRONG
cleanliness pureness purification purity sterility
NOUN
unwholesomeness
Synonyms
STRONG
adulteration contamination corruption defilement dirt dirtiness filth foulness grime pestilence pollutant pollution scum stain taint uncleanness
WEAK
foreign matter
Antonyms
STRONG
cleanliness pureness purification purity sterility

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Pai-Verma says she has seen patients with acute reactions like body rashes and even a patient with heavy metal poisoning.

From The Wall Street Journal • Apr. 20, 2026

After a scan at another hospital, Rachel was asked whether she might have had food poisoning.

From BBC • Apr. 8, 2026

Symptoms may resemble food poisoning or, in rare cases, a condition known as anisakiasis.

From Science Daily • Apr. 1, 2026

The program has a target of ultimately feeding 83 million people, but it has come under the spotlight after thousands of recipients contracted food poisoning.

From Barron's • Mar. 31, 2026

She wondered if the gold was poisoning their thoughts somehow, so that they’d never give her a fair trial.

From "The Son of Neptune" by Rick Riordan