(medicine, historical) A pointed piece of quill or bone covered at one end with vaccine matter, used before syringes.

plural of vaccine point

A non-return valve allowing atmospheric air into a boiler, if a cold boiler reduces its internal pressure on cooling down.

plural of vacuum valve

Without a vacation or holiday.

The co-official nickname for the state of Maine in the United States.

Capable of being vacated.

(historical) A period of civil disorder that occurred from 10 to 16 November 1904, in the city of Rio de Janeiro, Brazil, in response to government officials entering homes to administer smallpox vaccines by force.

plural of vacationgoer

plural of Vacation Bible School