vaccine
The origin and history of vaccine.
Etymology
From Latin vaccinus, "of a cow," from vacca ("cow"). Edward Jenner coined the related Latin term variolae vaccinae ("cowpox") in the late 1700s, after using cowpox material to protect people against smallpox.
Class of 1700
vaccine first entered the language around 1700. Other words from the same year:
See the full Class of 1700 →