The act of retaking possession of land, etc.(noun)
The return of a spacecraft into the Earth's atmosphere.(noun)
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Use "re-entry" in a sentence
"But the most difficult thing of all is what we call 're-entry' - when they come back home."
"The uncertainty about the "when" makes the "where" all the trickier, because a small change in the timing of the re-entry translates into thousands of miles of difference in the crash site."
"It is completely unrealistic to expect that an illegal alien who has family and a job in this country will return to their native country to apply for re-entry – with no guarantee that they will get back in, or how long it might take."