su·per·son·ic

[soo-per-son-ik]
adjective
1.
greater than the speed of sound waves through air.
2.
capable of achieving such speed: a supersonic plane.

Origin:
1915–20; super- + sonic

su·per·son·i·cal·ly, adverb
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
Cite This Source Link To Supersonic
Collins
World English Dictionary
supersonic (ˌsuːpəˈsɒnɪk) [Click for IPA pronunciation guide]
 
adj
being, having, or capable of reaching a speed in excess of the speed of sound: supersonic aircraft
 
super'sonically
 
adv

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
00:10
Supersonic is always a great word to know.
So is doohickey. Does it mean:
a gadget; dingus; thingumbob.
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
Etymonline
Word Origin & History

supersonic
1919, "of or having to do with sound waves beyond the limit of human hearing," from super- + sonic. Attested from 1934 in sense of "exceeding the speed of sound" (especially as a measure of aircraft speed), leaving the original sense to ultrasonic (1923).
Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
American Heritage
Medical Dictionary

supersonic su·per·son·ic (s&oomacr;'pər-sŏn'ĭk)
adj.

  1. Having, caused by, or relating to a speed greater than the speed of sound in a given medium, especially air.

  2. Of or relating to sound waves beyond human audibility.


su'per·son'i·cal·ly adv.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
American Heritage
Science Dictionary
supersonic   (s'pər-sŏn'ĭk)  Pronunciation Key 
Having a speed greater than that of sound in a designated medium, usually air; having a speed greater than Mach 1. Compare hypersonic, subsonic, transonic.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Example sentences
The dream of commercial supersonic flight has remained elusive.
Protest against the boom has slowed up the development of the supersonic
  transport.
Then, drawing arrows and squiggles, he shot into supersonic lecture mode.
It's basically a supersonic boom, as the shock wave forms a cone behind the
  speeding bullet.
Copyright © 2013 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature
FAVORITES
RECENT