Contour lines are curved, straight or a mixture of both lines on a map describing the intersection of a real or hypothetical surface with one or more horizontal planes.
Garis kontur punika lengkong, leser utawi campuhan saking makakalih punika ring gambar bumi sané nyihnayang perpotongan kawéntenan aslinnyané utawi hipotesis saking widang asiki utawi lebihan widang horizontal.