‘Vax’ has been chosen as the word of the year by the Oxford English Dictionary (OED) in 2021. Vax is derived from the Latin word Vacca, which means cow. Vax is used as a short form for vaccines and means a substance put into a person’s body to prevent them from getting a disease. Due to the Covid-19 pandemic, words related to vaccines saw a surge in 2021, including terms like double-vaxxed, unvaxxed and anti-vaxxer.
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