a brake on an automobile that magnifies a small force applied to the brake pedal into a proportionately larger force applied to slow or stop the vehicle
police station
Noun
a station that serves as headquarters for police in a particular district
portrait lens
Noun
a compound camera lens with a relatively high aperture
print buffer
Noun
a buffer that stores data until the printer is ready
power cord
Noun
a cord to conduct power to an electrical appliance
police headquarters
Noun
a station that serves as headquarters for police in a particular district
positive pole
Noun
the pole of a magnet that points toward the north when the magnet is suspended freely
positive pole
Noun
the terminal of a battery that is connected to the positive plate
printed circuit
Noun
computer circuit consisting of an electronic sub-assembly
power drill
Noun
a power tool for drilling holes into hard materials
positive magnetic pole
Noun
the pole of a magnet that points toward the north when the magnet is suspended freely
power line
Noun
cable used to distribute electricity
power cable
Noun
cable used to distribute electricity
police wagon
Noun
van used by police to transport prisoners
positron emission tomography scanner
Noun
a tomograph that produces cross-sectional X-rays of metabolic processes in the body
power loom
Noun
a loom operated mechanically
paddy wagon
Noun
van used by police to transport prisoners
power module
Noun
module that provides power to operate other modules
patrol wagon
Noun
van used by police to transport prisoners
postage meter
Noun
meter for bulk mailings that imprints correct prepaid postage on pieces of mail and records the total charge
power mower
Noun
a lawn mower powered by a gasoline motor
post and lintel
Noun
a structure consisting of vertical beams (posts) supporting a horizontal beam (lintel)
poliovirus vaccine
Noun
vaccine prepared from poliovirus to provide immunity to poliomyelitis
postbox
Noun
public box for deposit of mail
power pack
Noun
a device for converting a power supply to a voltage required by particular equipment
polka dot
Noun
design consisting of a pattern of regularly spaced circular spots
post chaise
Noun
closed horse-drawn carriage with four wheels
power saw
Noun
a power tool for cutting wood
polling booth
Noun
a temporary booth in a polling place which people enter to cast their votes
postern
Noun
a small gate in the rear of a fort or castle
polo ball
Noun
wooden ball that is struck with mallets in playing polo
post exchange
Noun
a commissary on a United States Army post
polo mallet
Noun
a mallet used to strike the ball in polo
polo stick
Noun
a mallet used to strike the ball in polo
posthole
Noun
a hole dug in the ground to hold a fence post
polonaise
Noun
a woman's dress with a tight bodice and an overskirt drawn back to reveal a colorful underskirt
post hole
Noun
a hole dug in the ground to hold a fence post
power shovel
Noun
a machine for excavating
polo shirt
Noun
a shirt with a collar and short sleeves, designed for comfort and casual wear
psychoactive substance
Noun
a drug that can produce mood changes and distorted perceptions
purifier
Noun
an apparatus for removing impurities
prisoner of war camp
Noun
a camp for prisoners of war
psychotropic agent
Noun
a chemical substance that can influence human consciousness