radar

Pluralradars (some meanings)

Formsradars, radaring, radared

1. 1
   noununcountable

   A way of finding objects far away by sending out radio waves and listening for the parts that bounce back.

   Like shouting in a cave and learning where the walls are from the echoes that come back.

   Ships use radar to find other boats in thick fog.

   With radar, pilots can see storms long before they reach them.

   Note
2. 2
   nouncountable

   A single machine or station that sends and receives radio waves to find objects.

   Like one lighthouse watching the sea, but it uses radio waves instead of a beam of light.

   The airport installed a new radar on top of the control tower.

   The storm knocked out the coastal radar last night.

3. 3
   nouncountable

   A type of radio-wave detection system, grouped by how it is built, where it is used, and how strong it is.

   Like different kinds of cameras (some for close-ups, some for far away) each radar is built for a different job.

   A weather radar shows where rain is falling and how heavy it is.

   Police use a special radar to measure how fast cars are going.

   Note
4. 4
   nounfigurativelycountable

   A strong natural ability to notice something that other people often miss.

   Like having ears that pick up a whisper across a noisy room.

   She has a great radar for when someone is lying.

   My radar told me something was wrong the moment I walked in.

   Similarinstinct, nose, intuition, antenna

   Note
5. 5
   verbtransitive

   To search an area using radar, or in a way that feels like it.

   Like sweeping a flashlight across a dark yard to spot anything moving.

   Coast guard boats radar the harbor entrance every night.

   They radared the suspicious vessel before sending a patrol.

   Similartrack, detect, scan, sense

   Note

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