ventilator

/ˈvɛntəleɪtər/
noun
  1. A machine that helps a person breathe by moving air into and out of the lungs, used in hospitals.
    • The doctor adjusted the ventilator to deliver more oxygen.
    • During the pandemic, hospitals needed more ventilators to treat severe cases.
    • The patient was placed on a ventilator after the surgery.
  2. A device or opening that allows fresh air to circulate in a room or building.
    • He installed a ventilator in the attic to reduce heat buildup.
    • The old house uses roof ventilators to keep the air moving.
    • The window has a small ventilator at the top to let in fresh air.
What does "ventilator" mean? | whatsthatwordmean | whatsthatwordmean