| 1. | an act of reentering. |
| 2. | the return from outer space into the earth's atmosphere of an earth-orbiting satellite, spacecraft, rocket, or the like. |
| 3. | Law. the retaking of possession under a right reserved in a prior conveyance. |
| 4. | Also called reentry card. Bridge, Whist. a card that will win a trick enabling one to regain the lead previously lost, esp. the lead from a particular hand. |
reentry re·en·try (rē-ěn'trē)
n.
Return of the same impulse into an area of heart muscle that it has recently activated but that is now no longer refractory, as in reciprocal rhythm.