backscatter

noun
back·scat·ter | \ˈbak-ˌska-tər \
variants: or less commonly backscattering \ˈbak-ˌska-tə-riŋ \

Definition of backscatter 

: the scattering of radiation or particles in a direction opposite to that of the incident radiation due to reflection from particles of the medium traversed also : the radiation or particles so reversed in direction

Keep scrolling for more

Other Words from backscatter

backscatter verb

Examples of backscatter in a Sentence

Recent Examples on the Web

Meanwhile, backscatter instruments atop the ship scanned seafloor for any hard objects. Laura Yan, Popular Mechanics, "Scientists May Have Found Meteorite Fragments in the Ocean," 8 July 2018 The technique, called backscatter, has previously been used for low-data rate sensors, like those used for temperatures. Laura Yan, Popular Mechanics, "Researchers May Have Solved HD Streaming's Battery Problem," 21 Apr. 2018 These companies exploit a property of the cables called 'backscatter' to track movement of the cables and record seismic events. Avery Thompson, Popular Mechanics, "Researchers Can Spot Earthquakes Using Fiber Optic Cables," 20 Oct. 2017 Some of that light hits impurities in the glass walls of the cable and bounces back; this is the 'backscatter' referred to earlier. Avery Thompson, Popular Mechanics, "Researchers Can Spot Earthquakes Using Fiber Optic Cables," 20 Oct. 2017 Most exciting applications Smith says the backscatter chips could be manufactured for less than a quarter apiece. NBC News, "How the 'Internet of Things' Will Change Everything," 29 Sep. 2017 The phone generates its own signal using backscatter, a technique already common in RFID—as in radio frequency identification—chips that encodes existing radio signals with new information and reflects them back to a receiver. David Z. Morris, Fortune, "The Best Phone Battery Might Be No Battery At All," 9 July 2017 Callerame's solution is to combine radiation sensors with advanced X-ray technologies, like the backscatter system that produced the startling image of the Mercedes. Steven Johnson, WIRED, "Stopping Loose Nukes," 1 Nov. 2002

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'backscatter.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of backscatter

1936, in the meaning defined above

Keep scrolling for more

Learn More about backscatter

Share backscatter

Statistics for backscatter

Last Updated

29 Aug 2018

Look-up Popularity

Time Traveler for backscatter

The first known use of backscatter was in 1936

See more words from the same year

More from Merriam-Webster on backscatter

See words that rhyme with backscatter

Comments on backscatter

What made you want to look up backscatter? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

evasion of direct action or statement

Get Word of the Day daily email!

Test Your Vocabulary

Great Scrabble Words—A Quiz

  • scrabble-tiles-that-read-scrabble-quiz
  • Which of the following Q-without-U words means the number five in cards or dice?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!