overvaccinate

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verb

To vaccinate too often, or too many members of a population.

Opposite
undervaccinate
Scrabble 23
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Meanings

verbovervaccinate (third-person singular simple present overvaccinates, present participle overvaccinating, simple past and past participle overvaccinated)

present singular third person overvaccinates · participle present overvaccinating · participle past overvaccinated · past overvaccinated

  1. To vaccinate too often, or too many members of a population.

    Antonyms: undervaccinate

Synonyms & antonyms

verbTo vaccinate too often, or too many members of a population.

Opposite
undervaccinate

Origin

From over- + vaccinate.

Full word history & related roots →
Cite this entry
APA

overvaccinate. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/overvaccinate

MLA

“overvaccinate.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/overvaccinate. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “overvaccinate,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/overvaccinate.

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