| parallelepipedon | (noun) a prism whose bases are parallelograms | Synonyms: parallelepiped, parallelopiped, parallelopipedon |
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| parallelopipedon | (noun) a prism whose bases are parallelograms | Synonyms: parallelepiped, parallelepipedon, parallelopiped |
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| pedodontist | (noun) a dentist who specializes in the care of children's teeth | - |
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| pedology | (noun) the branch of medicine concerned with the treatment of infants and children | Synonyms: paediatrics, pediatric medicine, pediatrics |
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| pedometer | (noun) measuring instrument for recording the number of steps taken in walking | - |
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| pedophile | (noun) an adult who is sexually attracted to children | Synonyms: paedophile |
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| pedophilia | (noun) a sexual attraction to children | Synonyms: paedophilia |
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| torpedo | (noun) any sluggish bottom-dwelling ray of the order Torpediniformes having a rounded body and electric organs on each side of the head capable of emitting strong electric discharges | Synonyms: crampfish, electric ray, numbfish |
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| (noun) armament consisting of a long cylindrical self-propelled underwater projectile that detonates on contact with a target | - |
| (noun) a small explosive device that is placed on a railroad track and fires when a train runs over it; the sound of the explosion warns the engineer of danger ahead | - |
| (noun) a small firework that consists of a percussion cap and some gravel wrapped in paper; explodes when thrown forcefully against a hard surface | - |
| (noun) an explosive device that is set off in an oil well (or a gas well) to start or to increase the flow of oil (or gas) | - |
| (noun) a large sandwich made of a long crusty roll split lengthwise and filled with meats and cheese (and tomato and onion and lettuce and condiments); different names are used in different sections of the United States | Synonyms: bomber, Cuban sandwich, grinder, hero, hero sandwich, hoagie, hoagy, Italian sandwich, poor boy, sub, submarine, submarine sandwich, wedge, zep |
| (noun) a professional killer who uses a gun | Synonyms: gun, gun for hire, gunman, gunslinger, hired gun, hit man, hitman, shooter, triggerman |
| (verb) attack or hit with torpedoes | - |