What does "close off" mean?

To seal or block the entrance to a road, an area, or a building so that people cannot enter.

What is a synonym for "close off"?

Common synonyms include: bar, barricade, barricades, block, block off, blockade.

verb

verb ·Uncommon ·Advanced level

Verb

1
To seal or block the entrance to a road, an area, or a building so that people cannot enter.
"The police closed off the street while they investigated the murder scene."
2
block off the passage through wordnet
3
isolate or separate wordnet
4
stem the flow of wordnet

"The police closed off the street while they investigated the murder scene."