change-up change-of-pace change-of-pace ball off-speed pitch | a baseball thrown with little velocity when the batter is expecting a fastball |
speed speeding hurrying | changing location rapidly |
speed skating | competitive skating on speed skates (usually around an oval course) |
amphetamine pep pill upper speed | a central nervous system stimulant that increases energy and decreases appetite, used to treat narcolepsy and some forms of depression |
artificial horizon gyro horizon flight indicator | a navigational instrument based on a gyroscope, it artificially provides a simulated horizon for the pilot |
fuel gauge fuel indicator | an indicator of the amount of fuel remaining in a vehicle |
indicator | a device for showing the operating condition of some system |
pilot light pilot lamp indicator lamp | indicator consisting of a light to indicate whether power is on or a motor is in operation |
speed bump | a hindrance to speeding created by a crosswise ridge in the surface of a roadway |
speedometer speed indicator | a meter fixed to a vehicle that measures and displays its speed |
speed skate racing skate | an ice skate with a long blade, worn for racing |
speed swiftness fastness | a rate (usually rapid) at which something happens, the project advanced with gratifying speed |
execution speed | (computer science) the speed with which a computational device can execute instructions, measured in MIPS |
speed trap | a trap arranged on a roadway for catching speeders |
index index number indicant indicator | a number or ratio (a value on a scale of measurement) derived from a series of observed facts, can reveal relative changes as a function of time |
leading indicator | one of indicators for different sections of the economy, used by the Department of Commerce to predict economic trends in the near future |
speed limit | regulation establishing the top speed permitted on a given road |
indicator | a signal for attracting attention |
blinker turn signal turn indicator trafficator | a blinking light on a motor vehicle that indicates the direction in which the vehicle is about to turn |
motorcycle cop motorcycle policeman speed cop | a policeman who rides a motorcycle (and who checks the speeds of motorists) |
speeder speed demon | a driver who exceeds the safe speed limit |
speed freak | addict who habitually uses stimulant drugs (especially amphetamines) |
speedskater speed skater | an ice-skater who races competitively, usually around an oval course |
focal ratio f number stop number speed | the ratio of the focal length to the diameter of a (camera) lens system |
absorption indicator | an indicator used in reactions that involve precipitation |
acid-base indicator | an indicator that changes color on going from acidic to basic solutions |
high-speed steel hot-work steel | an alloy steel that remains hard at a red heat, used to make metalutting tools |
indicator | (chemistry) a substance that changes color to indicate the presence of some ion or substance, can be used to indicate the completion of a chemical reaction or (in medicine) to test for a particular reaction |
oxidationeduction indicator | an indicator that shows a reversible color change between oxidized and reduced forms |
speed velocity | distance travelled per unit time |
speed of light light speed c | the speed at which light travels in a vacuum, the constancy and universality of the speed of light is recognized by defining it to be exactly ,, meters per second |
accelerate speed up speed quicken | move faster, The car accelerated |
accelerate speed speed up | cause to move faster, He accelerated the car |
speed skate | race on skates |
travel rapidly speed hurry zip | move very fast, The runner zipped past us at breakneck speed |
speed | travel at an excessive or illegal velocity, I got a ticket for speeding |
c rush hotfoot hasten hie speed race pelt along rush along cannonball along bucket along belt along step on it | move fast, He rushed down the hall to receive his guests, The cars raced down the street |
high-speed high-velocity | operating at high speed, a high-speed food processor, a high-velocity shell |