touchdown
US /ˈtʌtʃ.daʊn/
UK /ˈtʌtʃ.daʊn/

1.
touchdown
an act of scoring in American football by carrying or passing the ball into the end zone, or by recovering it there. It counts for six points.
:
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The wide receiver made an incredible catch for a touchdown.
Le receveur éloigné a fait une prise incroyable pour un touchdown.
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The team scored three touchdowns in the first half.
L'équipe a marqué trois touchdowns en première mi-temps.
2.
atterrissage
the moment when an aircraft or spacecraft lands on the ground or another planet
:
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The pilot announced a smooth touchdown at the airport.
Le pilote a annoncé un atterrissage en douceur à l'aéroport.
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NASA confirmed the successful touchdown of the rover on Mars.
La NASA a confirmé le touchdown réussi du rover sur Mars.