You know what it looks like… but what is it called?
TAKE THE QUIZinfluenza vaccine
noun
: a vaccine against influenza that typically contains a mixture of strains of influenza virus cultured in chick embryos:
a
: one that is injectable and contains formaldehyde-inactivated influenza viruses
b
: one that is delivered as a nasal spray and contains live attenuated influenza viruses
Love words? Need even more definitions?
Merriam-Webster unabridged
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- Often used to describe “the march of time,” what does inexorable mean?


Can you make 12 words with 7 letters?
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