Définitions
1.NounThe line that seems to be the boundary of the sky and the ground; the horizon.
2.NounThe horizontal silhouette of a city or building against the sky.
3.NounA path of movement, especially military movement, producing a silhouette above terrain features visible from the location of likely observers.
4.NounA panel on the front page of a newspaper outlining some of the features to be found inside.
5.NounEllipsis of skyline operator.
6.VerbTo outline something against the sky.
7.VerbTo filter by means of the skyline operator.