vacuum
/ˈvækjuːm/
noun
- A space that is completely empty of matter, especially one from which all air has been removed.
- In a vacuum, sound cannot travel because there are no particles to carry it.
- The thermos keeps drinks hot by using a vacuum between its walls.
- Scientists created a vacuum inside the chamber for the experiment.
- A situation where something is missing or absent, creating a need or emptiness.
- The leader's resignation left a power vacuum in the company.
- The artist's death created a vacuum in the local music scene.
- After the storm, there was a vacuum of information for several hours.
- A vacuum cleaner.
- She pushed the vacuum across the living room carpet.
- I need to buy a new vacuum because the old one stopped working.
- The vacuum has a special attachment for cleaning stairs.
adjective
- Relating to or using a vacuum.
- Vacuum packaging helps keep food fresh for longer.
- The vacuum pump removed all the air from the container.
- They used a vacuum seal to protect the delicate equipment.