What does PATTERN mean?

noun

1. a perceptual structure“the composition presents problems for students of musical form”
2. a customary way of operation or behavior“it is their practice to give annual raises”
3. a decorative or artistic work“the coach had a design on the doors”
4. something regarded as a normative example“the convention of not naming the main character”
5. a model considered worthy of imitation“the American constitution has provided a pattern for many republics”
6. something intended as a guide for making something else“a blueprint for a house”
7. the path that is prescribed for an airplane that is preparing to land at an airport“the traffic patterns around O'Hare are very crowded”
8. graphical representation (in polar or Cartesian coordinates) of the spatial distribution of radiation from an antenna as a function of angle