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Definition of antivax

antivax

/ˌæn.tiˈvæks/
an · ti · vax

Plural:antivaxes
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antivax Lexical Profile

antivax Game Scores & Validity

• adjective

1

Displaying or relating to active opposition toward vaccines and the practice of vaccination.

Example

"The public health official addressed the rapid spread of antivax misinformation on social media platforms."

• noun

1

A person who is firmly opposed to vaccination, or the broader movement of opposition itself.

Example

"She was surprised to find that several vocal antivaxes had organized a protest outside the community health clinic."

Synonyms
View all synonyms for antivax

Word Nuance & Usage

While ubiquitous in modern media, 'antivax' often carries a dismissive or pejorative connotation; public health professionals generally prefer the more nuanced term 'vaccine-hesitant' when referring to individuals.

• Rhymes for antivax

Word Origin & Etymology

Formed in the late 20th century from the prefix 'anti-' and 'vax', a colloquial clipping of 'vaccine'. The term saw a massive surge in global usage during the COVID-19 pandemic.

Cite this Entry


Wordmom. (2026). Definition of Antivax. In Wordmom Dictionary. Retrieved Oct 12, 2026, from https://wordmom.com/dictionary/antivax
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