undervaccinate

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verb

To vaccinate inadequately, or an insufficient proportion of a population.

Opposite
overvaccinate
Scrabble 22
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Meanings

verbundervaccinate (third-person singular simple present undervaccinates, present participle undervaccinating, simple past and past participle undervaccinated)

present singular third person undervaccinates · participle present undervaccinating · participle past undervaccinated · past undervaccinated

  1. To vaccinate inadequately, or an insufficient proportion of a population.

    Antonyms: overvaccinate

Synonyms & antonyms

verbTo vaccinate inadequately, or an insufficient proportion of a population.

Opposite
overvaccinate

Origin

From under- + vaccinate.

Full word history & related roots →
Cite this entry
APA

undervaccinate. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/undervaccinate

MLA

“undervaccinate.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/undervaccinate. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “undervaccinate,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/undervaccinate.

Source: undervaccinate on Wiktionary, CC BY-SA 4.0.