a hinged catch that fits into a notch of a ratchet to move a wheel forward or prevent it from moving backward
phenoxymethyl penicillin
Noun
a crystalline penicillin similar in action to penicillin G but more resistant to the action of gastric acids
personnel carrier
Noun
a military vehicle (usually armored) for transporting military personnel and their equipment
phrontistery
Noun
an establishment for study and learning (sometimes including modern universities)
pestle
Noun
a club-shaped hand tool for grinding and mixing substances in a mortar
pestle
Noun
a heavy tool of stone or iron (usually with a flat base and a handle) that is used to grind and mix material (as grain or drugs or pigments) against a slab of stone
pestle
Noun
machine consisting of a heavy bar that moves vertically for pounding or crushing ores
pestle
Verb
grind, mash or pulverize in a mortar
pawnbroker's shop
Noun
a shop where loans are made with personal property as security
physical pendulum
Noun
pendulum consisting of an actual object allowed to rotate freely around a horizontal axis
pawnshop
Noun
a shop where loans are made with personal property as security
penile implant
Noun
an implant that creates an artificial erection
pay-phone
Noun
a coin-operated telephone
pounder
Noun
a heavy tool of stone or iron (usually with a flat base and a handle) that is used to grind and mix material (as grain or drugs or pigments) against a slab of stone
pounder
Noun
used only in combination, something weighing a given number of pounds
physics lab
Noun
a laboratory for research in physics
penknife
Noun
a small pocketknife
pay-station
Noun
a coin-operated telephone
physics laboratory
Noun
a laboratory for research in physics
penlight
Noun
a small flashlight resembling a fountain pen
petard
Noun
an explosive device used to break down a gate or wall
pianoforte
Noun
a keyboard instrument that is played by depressing keys that cause hammers to strike tuned strings and produce sounds
pennant
Noun
a long flag
pennant
Noun
the award given to the champion
pennant
Noun
a flag longer than it is wide (and often tapering)
petcock
Noun
regulator consisting of a small cock or faucet or valve for letting out air or releasing compression or draining
peacekeeper
Noun
the pistol of a law officer in the old West
peacekeeper
Noun
someone who keeps peace
peacekeeper
Noun
a member of a military force that is assigned (often with international sanction) to preserve peace in a trouble area
piano action
Noun
action consisting of a system of levers that move a felt hammer to strike the strings when a key is depressed
petit point
Noun
needlepoint done with small stitches
petit point
Noun
a small diagonal needlepoint stitch
peach orchard
Noun
a grove of peach trees
piano keyboard
Noun
a bank of keys on a musical instrument
peacock-throne
Noun
the golden throne of former kings of Delhi
piano wire
Noun
thin steel wire of high tensile strength
pennoncel
Noun
a small pennant borne on a lance
pea jacket
Noun
a sailor's heavy woolen double-breasted jacket
piccolo
Noun
a small flute
penoncel
Noun
a small pennant borne on a lance
peacoat
Noun
a sailor's heavy woolen double-breasted jacket
petrolatum gauze
Noun
gauze saturated with petrolatum
pickax
Noun
a heavy iron tool with a wooden handle and a curved head that is pointed on both ends
pennoncelle
Noun
a small pennant borne on a lance
pearl fishery
Noun
a fishery where they fish for pearl oysters
penny arcade
Noun
an arcade with coin-operated devices for entertainment
pea shooter
Noun
a straight narrow tube through which pellets (as dried peas) can be blown at a target