electronic countermeasures

plural noun

1. the use of electronic technology to jam and deceive enemy radars, especially those used for air defense and interception. : ECM

electronic countermeasures

plural noun

1. military (in electronic warfare) actions intended to interfere with an enemy's use of electromagnetic radiation equipment

Word History and Origins

Origin of electronic countermeasures¹

First recorded in 1965–70

Example Sentences

Toggling between the high tech and low tech as I explained earlier is using electronic countermeasures to shut down the drones.

From Salon

Now, the bad days are starting to outweigh the good ones: electronic countermeasures have become one of the Russian military’s most formidable weapons after years of honing their capabilities.

From New York Times

It can also be disrupted by other sources, such as electromagnetic noise or human-generated signals – an indication the Navy could develop electronic countermeasures to the Chinese detection system.

From Washington Times

The drones reached the critical area where Russian electronic countermeasures could jam their signals, causing pilots to lose control and even crash.

From New York Times

Makeshift workshops experiment with 3-D printed materials, and Ukrainian coders have made workarounds for electronic countermeasures the Russians use to track radio signals.

From New York Times