radar

• نظام لكشف الأجسام كالطائرات والسفن والتكوينات الجوية باستخدام الموجات الراديوية لتحديد مسافتها أو زاويتها أو سرعتها. ويُطلق أيضاً على الجهاز أو التقنية المستخدمة في هذا الكشف.

A noun referring to a detection system that uses radio waves to determine the range, angle, or velocity of objects, such as aircraft, ships, or weather formations.

1. Detection systemB1formalscientific

   A system that uses radio waves to detect the position, speed, and direction of objects such as aircraft, ships, or weather formations.

   رادار

   • The airport uses radar to track incoming flights.
   • Radar detected a storm approaching the coast.
   • The ship's radar showed another vessel nearby.

2. Monitoring deviceB1informaltechnical

   A device used in vehicles to detect obstacles or measure speed.

   رادار

   • My car has a parking radar that beeps when I get too close to an object.
   • Police use radar guns to check if drivers are speeding.
   • The submarine's radar system was upgraded last year.