Meaning & use
vacuum
A space completely empty of matter, including air, or a machine that cleans by suction.
See it in a sentence
Astronauts must wear suits designed to withstand the vacuum of outer space.
He ran the vacuum over the living room carpet before the guests arrived.
A note on using this word
Vacuum is also used figuratively for an absence of leadership or authority, as in "a power vacuum."
Words with a similar meaning
voidvacuum cleaner
Choose a synonym to suit the sentence. Meanings can overlap without being identical.
Another way to use it
2. verb
To clean a surface using a vacuum cleaner.
She vacuumed the stairs before her guests arrived for dinner.
Make it your own
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