The term 'passerelle' comes from the French word for footbridge. It is a procedure proposed by the Convention which would allow for the European Council to take a unanimous decision to change the decision-making procedure in a given policy area from unanimity to qualified majority voting.

a means of moving from unanimity to qualified majority voting in the Council of Ministers for a specific policy area without having to go through an entire amendment procedure.

The Passerelle, also known as the Luxembourg Viaduct, is a viaduct in Luxembourg City, in southern Luxembourg. It runs southwards from the city centre, Ville Haute, carrying road traffic across the Pétrusse valley and connecting Boulevard Franklin Delano Roosevelt to Avenue de la Gare.

French for foot bridge.

a pedestrian bridge, of which central Paris has two (see II