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Showing results for vaccine. Search instead for vaccinera.
Definitions

vaccine

[vak-seen, vak-seen, -sin] / vækˈsin, ˈvæk sin, -sɪn /
NOUN
antitoxin
Synonyms
STRONG
antibiotic antibody antiseptic antiserum antivenin medicine preventive serum
WEAK
antipoison counteractant counteragent neutralizer
NOUN
booster shot
Synonyms
WEAK
booster booster dose booster injection immunization recall dose
NOUN
injection
Synonyms
STRONGEST
dose needle
STRONG
booster dram enema inoculation
NOUN
medicine
Synonyms
STRONGEST
antibiotic cure drug medication pharmaceutical pill prescription remedy
STRONG
anesthetic antidote antiseptic antitoxin balm capsule dose elixir injection inoculation liniment lotion medicament ointment physic potion salve sedative serum tablet tincture tonic vaccination
WEAK
biologic pharmacon
Antonyms
STRONGEST
disease
NOUN
medicine/medication
Synonyms
WEAK
anesthetic antibiotic antidote antiseptic antitoxin balm biologic capsule cure dose drug elixir injection inoculation liniment lotion medicament ointment pharmaceutical pharmacon physic pill potion prescription remedy salve sedative serum tablet tincture tonic vaccination
NOUN
serum
Synonyms
STRONGEST
antibody
STRONG
agglutinin agglutinogen antigen antiserum
WEAK
agglutinoid immunizer immunotoxin

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.

The measles vaccine, which typically comes with mumps and rubella vaccines as well, is extremely effective.

From Salon • Apr. 8, 2026

Despite its impact, there is still no approved vaccine or targeted treatment.

From Science Daily • Apr. 6, 2026

"Parents of children born before May 2015 should be aware that their child will not have been routinely offered the MenB vaccine and are encouraged to speak to their GP for advice."

From BBC • Apr. 3, 2026

Could a patient sue a doctor who counsels against the measles vaccine in the midst of an outbreak?

From Slate • Mar. 31, 2026

First, no company here has produced the vaccine in recent years.

From "An American Plague: The True and Terrifying Story of the Yellow Fever Epidemic of 1793" by Jim Murphy