supersonic

adjective
su·​per·​son·​ic | \ ˌsü-pər-ˈsä-nik How to pronounce supersonic (audio) \

Definition of supersonic

 (Entry 1 of 2)

2 : of, being, or relating to speeds from one to five times the speed of sound in air — compare sonic
3 : moving, capable of moving, or utilizing air currents moving at supersonic speed
4 : relating to supersonic airplanes or missiles the supersonic age

supersonic

noun

Definition of supersonic (Entry 2 of 2)

1 : a supersonic wave or frequency
2 : a supersonic airplane

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Other Words from supersonic

Adjective

supersonically \ ˌsü-​pər-​ˈsä-​ni-​k(ə-​)lē How to pronounce supersonically (audio) \ adverb

Examples of supersonic in a Sentence

Recent Examples on the Web: Adjective

The atmosphere will slow the lander significantly, but InSight will need to deploy a supersonic parachute to slow even further. Loren Grush, The Verge, "Watch NASA engineers track the harrowing landing of a spacecraft on Mars today," 26 Nov. 2018 White-hot atmospheric friction and a huge supersonic parachute would slow things to a more manageable 90 mph. NBC News, "NASA has a plan to let humans soar above the clouds on Venus," 5 June 2018 The service must also grapple with the fact that, nearly 80 years later, war at sea is more deadly than ever before, with long range drones equipped with missiles, satellite surveillance, and supersonic anti-ship missiles. Kyle Mizokami, Popular Mechanics, "This Robotic Ship Could Become a Marine's Lifeline," 9 May 2019 One major breach of a Navy contractor, reported in June, involved the theft of secret plans to build a supersonic anti-ship missile planned for use by American submarines, according to officials. Dustin Volz, WSJ, "Chinese Hackers Breach U.S. Navy Contractors," 14 Dec. 2018 Other startups are also pursuing supersonic flight. Dominic Gates, The Seattle Times, "Boeing invests in advanced supersonic business jet," 5 Feb. 2019 Now, Ayers had the problem of working out what shape a supersonic car ought to take. Jonathan M. Gitlin, Ars Technica, "Bloodhound SSC: How do you build a car capable of 1,000mph?," 24 Nov. 2018 Because fuel-efficiency gains are plateauing, manufacturers like Boeing and Lockheed Martin are now starting to put money on a supersonic comeback. Jon Sindreu, WSJ, "Airbus Shows Danger of Wanting It Bigger and Faster," 14 Feb. 2019 Since then, supersonic commercial air travel has been in limbo. Sam Blum, Popular Mechanics, "The Concorde's Iconic 'Droop Nose' Is Being Fully Restored," 8 Feb. 2019

Recent Examples on the Web: Noun

Virgin Galactic, on its fifth supersonic, rocket- powered test flight, successfully sent passenger Beth Moses, the company's Chief Astronaut Instructor, to the edge of space, the first non-pilot to ever fly on a commercial aircraft. David Grossman, Popular Mechanics, "Virgin Galactic Reaches the Edge of Space—This Time With a Passenger in Tow," 22 Feb. 2019 But this is the year the FAA will once again open the door to supersonics. Joe Pappalardo, Popular Mechanics, "Supersonic Airliners Are About to Take Off. Again.," 7 Jan. 2019 The Devils landed winger Patrick Maroon, no stranger to riding shotgun beside former superstar teammates like Connor McDavid and Ryan Getzlaf, as well as the supersonic Michael Grabner last Thursday. Alex Prewitt, SI.com, "What Deadline Deals Mean for the Stanley Cup Chase," 27 Feb. 2018 Simply put, not enough passengers could afford to fly supersonic. Jeff Wise, Popular Mechanics, "Why All Airliners Look the Same," 28 Feb. 2017 The SuperSonics had back-to-back picks, Nos. 6 and 7, after their championship and took Rutgers’ James Bailey ahead of Johnson. cleveland.com, "NBA draft: 10 of the best picks made by defending champions," 20 June 2017 To this day, basketball fans in Seattle are upset that their beloved SuperSonics left in 2008 for Oklahoma City. Kevin Spain, USA TODAY, "Why Sacramento still has an NBA team and Seattle doesn't," 16 June 2017

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

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First Known Use of supersonic

Adjective

1919, in the meaning defined at sense 1

Noun

circa 1924, in the meaning defined at sense 1

History and Etymology for supersonic

Adjective

Latin super- + sonus sound — more at sound entry 1

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Statistics for supersonic

Last Updated

11 Jun 2019

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Time Traveler for supersonic

The first known use of supersonic was in 1919

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More Definitions for supersonic

supersonic

adjective

English Language Learners Definition of supersonic

: faster than the speed of sound

supersonic

adjective
su·​per·​son·​ic | \ ˌsü-pər-ˈsä-nik How to pronounce supersonic (audio) \

Kids Definition of supersonic

1 : above the normal range of human hearing
2 : having a speed from one to five times that of sound a supersonic airplane

supersonic

adjective
su·​per·​son·​ic | \ -ˈsän-ik How to pronounce supersonic (audio) \

Medical Definition of supersonic

 (Entry 1 of 2)

2 : of, being, or relating to speeds from one to five times the speed of sound in air — compare sonic
3 : moving, capable of moving, or utilizing air currents moving at supersonic speed
4 : relating to supersonic airplanes or missiles the supersonic age

Other Words from supersonic

supersonically \ -​i-​k(ə-​)lē How to pronounce supersonically (audio) \ adverb

supersonic

noun

Medical Definition of supersonic (Entry 2 of 2)

1 : a supersonic wave or frequency
2 : a supersonic airplane

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More from Merriam-Webster on supersonic

Rhyming Dictionary: Words that rhyme with supersonic

Spanish Central: Translation of supersonic

Nglish: Translation of supersonic for Spanish Speakers

Comments on supersonic

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