What is the meaning of Re-entry?

The act of entering again.

The return of a spacecraft into the Earth's atmosphere.

The reestablishment of possession under a right or rights reserved in a previous conveyance.

The act of retaking possession of land, etc.; the entry by a lessor upon the premises leased, on failure of the tenant to pay rent or perform the covenants in the lease.

A break in the pitch order of strings.

The reactivation of (a region of) myocardial tissue by a single, returning impulse.

The act of retaking the lead by winning a trick.

A re-entry card.

A trick involving climbing a wave and then returning back down its face.

Source: wiktionary.org