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 |
| amphibian amphibious vehicle | a flat-bottomed motor vehicle that can travel on land or water |
armored vehicle
armoured vehicle | a vehicle that is protected by armor plate |
a bus
autobus
coach charabanc
double-decker
jitney
motorbus
motorcoach
omnibus
passenger vehicle | a vehicle carrying many passengers, used for public transport, he always rode the bus to work |
| horse-drawn vehicle | a wheeled vehicle drawn by one or more horses |
| military vehicle | vehicle used by the armed forces |
motor vehicle
automotive vehicle | a self-propelled wheeled vehicle that does not run on rails |
reconnaissance vehicle
scout car | fast armored military vehicle with four-wheel drive and open top |
recreational vehicle
RV
R.V. | a motorized wheeled vehicle used for camping or other recreational activities |
| self-propelled vehicle | a wheeled vehicle that carries in itself a means of propulsion |
spacecraft
ballistic capsule
space vehicle | a craft capable of traveling in outer space, technically, a satellite around the sun |
| 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 |
sport utility
sport utility vehicle
S.U.V.
SUV | a high-performance four-wheel drive car built on a truck chassis |
tank army tank
armored combat vehicle
armoured combat vehicle | an enclosed armored military vehicle, has a cannon and moves on caterpillar treads |
test rocket
research rocket
test instrument vehicle | a rocket fired for test purposes |
| tracked vehicle | a self-propelled vehicle that moves on tracks |
| vehicle | a conveyance that transports people or objects |
| wheeled vehicle | a vehicle that moves on wheels and usually has a container for transporting things or people, the oldest known wheeled vehicles were found in Sumer and Syria and date from around BC |
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 |
| vehicle | a medium for the expression or achievement of something, his editorials provided a vehicle for his political views, a congregation is a vehicle of group identity, the play was just a vehicle to display her talents |
| speed limit | regulation establishing the top speed permitted on a given road |
vehicular traffic
vehicle traffic | the aggregation of vehicles coming and going in a particular locality |
fomite
vehicle | any inanimate object (as a towel or money or clothing or dishes or books or toys etc.) that can transmit infectious agents from one person to another |
| vehicle-borne transmission | indirect transmission of an infectious agent that occurs when a vehicle (or fomite) touches a person's body or is ingested |
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 |
high-speed steel
hot-work steel | an alloy steel that remains hard at a red heat, used to make metalutting tools |
| vehicle | any substance that facilitates the use of a drug or pigment or other material that is mixed with it |
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 |