noun
: a radio beacon located near an airport and on a radio range that transmits a vertical fan-shaped beam with distinctive code signal usually crossing one leg of the range station as an aid to landing — compare radio marker
noun
: a radio beacon located near an airport and on a radio range that transmits a vertical fan-shaped beam with distinctive code signal usually crossing one leg of the range station as an aid to landing — compare radio marker
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012