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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.

PD-1 drugs like Keytruda revolutionized cancer care by unleashing the immune system rather than poisoning tumors with chemotherapy.

From The Wall Street Journal • Jun. 6, 2026

He thanked the "pioneer" activists he said had raised awareness with "their courageous commitment" to fight the "poisoning" of the land.

From Barron's • May 23, 2026

California’s last major mushroom poisoning outbreak took place in 2016 with 14 reported cases, and while there were no deaths, three people required liver transplants and one child suffered permanent neurological damage.

From Los Angeles Times • May 15, 2026

Instead of poisoning termites in a broad, fast acting way, it prevents them from making the chitin they need for their next protective shell.

From Science Daily • May 9, 2026

This bacterium actually kills by poisoning rather than by disease.

From "Silent Spring" by Rachel Carson

poisoning

Example Sentences

Related Words