Of or pertaining to the speed of a body in a surrounding fluid when the relative speed of the fluid is subsonic in some places and supersonic in others. This is encountered when passing from subsonic to supersonic speed and vice versa. See also speed of sound.

Military dictionary. 2000.

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  • Transonic — is an aeronautics term referring to a range of velocities just below and above the speed of sound (about mach 0.8–1.2). It is defined as the range of speeds between the critical mach number, when some parts of the airflow over an aircraft become… …   Wikipedia

  • transonic — [tran sän′ik] adj. [ TRAN(S) + SONIC] designating, of, or moving at a speed within the range of change from subsonic to supersonic speed …   English World dictionary

  • transonic — also transsonic adjective Etymology: trans + supersonic Date: 1945 1. being or relating to speeds near that of sound in air or about 741 miles (1185 kilometers) per hour at sea level and especially to speeds slightly below the speed of sound at… …   New Collegiate Dictionary

  • transonic — An aircraft flight at speed ranges in which the airflow over some parts is subsonic and in other places supersonic. The transonic speed region lies between 0.8 and 1.2 Mach. This is the region in which an aircraft transitions from subsonic speeds …   Aviation dictionary

  • transonic — artimas garso greičiui statusas T sritis Gynyba apibrėžtis Greitis, kai santykinis greitis kartais mažesnis už garso greitį, o kartais didesnis negu garso greitis. Taip atsitinka pereinant nuo mažesnio už garsą greičio į viršgarsinį greitį ir… …   NATO terminų aiškinamasis žodynas

  • transonic barrier — trans sonic barrier or transonic barrier noun The sound barrier • • • Main Entry: ↑trans sonic …   Useful english dictionary

  • transonic — /tran son ik/, adj. Chiefly Aeron. close to the speed of propagation of sound; moving at 700 780 mph (1127 1255 km/h) at sea level. Also, transsonic. [1940 45; TRANS + SONIC] * * * …   Universalium

  • transonic — adjective a) just below, or just above the speed of sound b) passing from subsonic to supersonic, or vice versa See Also: plasmason …   Wiktionary

  • transonic — In ultrasound, describes a region of a relatively unattenuating medium. A distinction should be made between a t. region and an acoustic echo. [trans + sonic] …   Medical dictionary

  • transonic — tran·son·ic || træn sÉ‘nɪk / sÉ’n adj. close to the speed of sound …   English contemporary dictionary

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