Definition of range marker in English:

range marker

noun

  • 1A person employed to assess the accuracy of the shooting on a firing range; = "marker". Now chiefly historical.

  • 2Gunnery. An object used by a gunner as a marker to indicate the range attainable by a particular piece of artillery. Now chiefly historical.

  • 3North American Nautical. Each of two or more markers used as a navigational aid, appearing in alignment to shipping which is following a safe course.

  • 4Radar. A visual indication of distance on a radar screen.

Origin

Late 19th century; earliest use found in The Times. From range + marker.

Pronunciation

range marker

/ˈreɪn(d)ʒ ˌmɑːkə/