Definition of "skyline"

skyline

/ˈskaɪˌlaɪn/

noun
plural skylines
1. The line that seems to be the boundary of the sky and the ground; the horizon.
2. The horizontal silhouette of a city or building against the sky.
  Quotations
  Our arrival at Worcester is heralded by the appearance of the city's cathedral tower, a solid square structure that's dominated the skyline since the 12th century.
  2020 December 2, Paul Bigland, “My weirdest and wackiest Rover yet”, in Rail, page 67
3. A path of movement, especially military movement, producing a silhouette above terrain features visible from the location of likely observers.
4. (journalism) A panel on the front page of a newspaper outlining some of the features to be found inside.
5. (databases) Short for skyline operator.
verb
third-person singular simple present skylines, present participle skylining, simple past and past participle skylined
1. To outline something against the sky.
2. (databases, transitive) To filter by means of the skyline operator.