su|per|son|ic

su|per|son|ic
su|per|son|ic «SOO puhr SON ihk», adjective, noun.
–adj.
1. of or having to do with sound waves beyond the limit of human audibility (above frequencies of 20,000 cycles per second); ultrasonic: »

When mutations are induced in fruit flies by…supersonic vibrations or some other artificial means, most of them are lethal (Scientific American).

2. greater than the speed of sound in air at normal pressure and temperature (about 1,100 feet or 335 meters per second): »

The difference in air flow between subsonic and supersonic speeds in turn has created a wholly new branch of aerodynamics (Scientific American).

3. capable of moving at a speed greater than the speed of sound: »

supersonic aircraft.

–n.
a supersonic wave.
su´per|son´i|cal|ly, adverb.

Useful english dictionary. 2012.

Игры ⚽ Нужна курсовая?

Look at other dictionaries:

  • per´son|a´tor — per|son|ate1 «PUR suh nayt», verb, at|ed, at|ing. –v.t. 1. to act the part of (a character in a play or in history); impersonate. 2. to represent as a person in literature or art; personify. 3 …   Useful english dictionary

  • per´son|a´tion — per|son|ate1 «PUR suh nayt», verb, at|ed, at|ing. –v.t. 1. to act the part of (a character in a play or in history); impersonate. 2. to represent as a person in literature or art; personify. 3 …   Useful english dictionary

  • per|son|ate — per|son|ate1 «PUR suh nayt», verb, at|ed, at|ing. –v.t. 1. to act the part of (a character in a play or in history); impersonate. 2. to represent as a person in literature or art; personify. 3 …   Useful english dictionary

  • per|son-to-per|son — «PUR suhn tuh PUR suhn», adjective. between persons; between individuals; personal: »a person to person telephone call. The Yurok had a good many person to person quarrels and enmities, but few class or communal clashes (Alfred L. Kroeber) …   Useful english dictionary

  • per|son´i|fi´er — per|son|i|fy «puhr SON uh fy», transitive verb, fied, fy|ing. 1. to be a type of; embody: »Satan personifies evil. SYNONYM(S): exemplify. 2. to regard or represent as a person. We often personify the sun and moon, referring to the sun as he and… …   Useful english dictionary

  • per|son|i|fy — «puhr SON uh fy», transitive verb, fied, fy|ing. 1. to be a type of; embody: »Satan personifies evil. SYNONYM(S): exemplify. 2. to regard or represent as a person. We often personify the sun and moon, referring to the sun as he and the moon a …   Useful english dictionary

  • per´son|a|ble|ness — per|son|a|ble «PUR suh nuh buhl», adjective. having a pleasing appearance or personality; attractive: »Miss Ingamells…a personable if somewhat heavy creature of twenty eight (Arnold Bennett). SYNONYM(S): comely, presentable. –per´son|a|ble|ness,… …   Useful english dictionary

  • per|son|a|ble — «PUR suh nuh buhl», adjective. having a pleasing appearance or personality; attractive: »Miss Ingamells…a personable if somewhat heavy creature of twenty eight (Arnold Bennett). SYNONYM(S): comely, presentable. –per´son|a|ble|ness, noun …   Useful english dictionary

  • per´son|al|i|za´tion — per|son|al|ize «PUR suh nuh lyz, PURS nuh », transitive verb, ized, iz|ing. 1. to make personal; cause to be distinctly one s own: »to personalize stationery. 2. to personify. 3. to take as personal. –per´son|al|i|za´tion, noun …   Useful english dictionary

  • per|son|al|ize — «PUR suh nuh lyz, PURS nuh », transitive verb, ized, iz|ing. 1. to make personal; cause to be distinctly one s own: »to personalize stationery. 2. to personify. 3. to take as personal. –per´son|al|i|za´tion, noun …   Useful english dictionary

  • per|son-year — «PUR suhn YIHR», noun. one year of a person s life, work, experience, or the like, used as a unit of statistical measurement: »In a population of constant size the birth rate is the number of births per person year lived and the average duration… …   Useful english dictionary

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”