jammer
noun/dʒæmər/
Frequency rank: #16,586 most common English word
Meaning
a device or person that disrupts or blocks signals, communications, or movement.

Example sentence
The spy used jammer to block all radio signals in the area.
Synonyms & related words
- blocker
- disruptor
- scrambler
- interceptor
Practice this word in the quiz
More words in ranks 16,501–16,600
- insulatora material or substance that does not easily conduct heat, electricity, or sound.
- invertto turn something upside down or inside out; to reverse the position or order of something.
- invertebratean animal that lacks a vertebral column (backbone), such as an insect, worm, or jellyfish.
- iridiumA rare, dense, silvery-white metallic element (atomic number 77) resistant to corrosion.
- irrefutableimpossible to deny or disprove; undeniable.
- jovialcheerful and friendly in a way that makes others feel happy
- lassoa long rope with a loop at one end, used to catch animals.
- launderTo conceal the origins of illegally obtained money by passing it through a complex sequence of transfers; also, to wash clothes.
- lemmaa subsidiary proposition proved in order to assist in the proof of a larger theorem; also, the heading or subject of a glossary entry.
- manateea large, gentle aquatic mammal with a rounded body and paddle-like flippers, found in shallow coastal waters and rivers.