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speed

(spēd),
The magnitude of velocity without regard to direction. Compare: velocity.

speed

(spēd)
n.
Slang A stimulant drug, especially amphetamine or methamphetamine.
v. sped (spĕd) or speeded, speeding, speeds
v.intr.
Slang To be under the influence of a stimulant drug.

speed

Etymology: AS, spedan, to hasten
1 the rate of change of position with time. Compare velocity.
2 See amphetamines.
3 a reciprocal of the amount of radiation used to produce an image with various components of an x-ray imaging system, such as screens, film, and image intensifiers. There is often a tradeoff between radiation dose to the patient and the overall image quality. Thus a system using little radiation is "fast," whereas one requiring more radiation is "slow."
4 the amount of exposure of film to light or x-rays needed to produce a desired image. X-ray film speed usually is indicated as the reciprocal of the exposure in roentgens necessary to produce a density of 1 above the base and fog levels. See also fogged film fault.
Drug slang A regional street synonym for amphetamine, which may also refer to methamphetamine and crack cocaine
Vox populi Rapidity of movement

SPEED

Cardiology A clinical trial–Strategies for Patency Enhancement in the Emergency Department

speed

Drug slang A street synonym for amphetamine, which may also refer to methamphetamine and crack

speed

(spēd)
The magnitude of velocity without regard to direction.
Compare: velocity

speed

the change of distance with respect to time. A scalar quantity (i.e. having no directional component). linear speed is usually measured in metres per second (m.s-1), kilometres per hour (km.h-1) or miles per hour (mph), and angular speed in degrees per second (°.s-1) or radians per second (rad.s-1) See also velocity.

speed,

n the relative rapidity of action; rate of motion.
speed, film,
speed, high,
n a relatively great rapidity of motion. In cavity preparations, rotary instruments are classified according to the number of revolutions per minute (rpm) made by the cutting tool. Designation of each speed range presently varies. In general, conventional speed is 10,000 to 60,000 rpm, high speed is 60,000 to 100,000 rpm, and ultrahigh speed is more than 100,000 rpm. May also be used to describe an evacuation system.
speed of light,
n a speed of 186,300 miles/sec.
speed of radiation,
References in periodicals archive ?
In addition to the main diamond, Speedy Diamond will also pay 100 percent gold value for the weight of the ring, and they will also give estimates for and purchase the side stones and smaller diamonds.
She said: "Reggie is quite sad and depressed since Speedy has been gone.
McPherson said: "Without doubt, this has been a disappointing year of results for Speedy.
Speedy International entered the Middle East in January 2010 following the signing of a five-year strategic services agreement with a major infrastructure conglomerate in the UAE.
Speedy has made many similar visits across Bahrain, going to different shopping centres, various private schools and other organisations.
The toolkit is based around the Speedy character, dreamt up by Steward Coates, 14, of South Shields Community School.
WILD THING This outrageous outfit is tame for Lady GaGa SPEEDY DATING The Lady with new love "Speedy" JACKET REQUIRED.
Speedy, which was formed in 1977, said it had "significant strengths" in the challenging market and added that it continued to win new contracts.
4million came as Speedy said research indicated the UK market had the potential to grow by 19 per cent between now and 2010.
The Teesside depot of industrial hire firm Speedy Lifting is set to boost staff numbers, following its pounds 13.
COVENTRY'S booming construction industry has received a new boost with the opening of a new Speedy Space depot at the Bayton Road industrial estate.
BIRMINGHAM'S booming construction industry has seen the opening of a Speedy Pumps depot in Small Heath.