English words starting with P

p-n junction

1. noun: the junction between a p-type semiconductor and an n-type semiconductor; "a p-n junction has marked rectifying characteristics"

p-n-p transistor

1. noun: a junction transistor having an n-type semiconductor between a p-type semiconductor that serves as an emitter and a p-type semiconductor that serves as a collector

p-type semiconductor

1. noun: a semiconductor in which electrical conduction is due chiefly to the movement of positive holes

pa

1. noun: an informal term for a father; probably derived from baby talk
2. noun: a short-lived radioactive metallic element formed from uranium and disintegrating into actinium and then into lead

pa system

1. noun: an electronic amplification system used as a communication system in public areas

pa'anga

1. noun: the basic unit of money in Tonga

paba

1. noun: a metabolic acid found in yeast and liver cells; used to make dyes and drugs and sun blockers

pabir

1. noun: a Chadic language spoken south of Lake Chad

pablo casals

1. noun: an outstanding Spanish cellist noted for his interpretation of Bach's cello suites (1876-1973)

pablo neruda

1. noun: Chilean poet (1904-1973)

pablo picasso

1. noun: prolific and influential Spanish artist who lived in France (1881-1973)

pablum

1. noun: a soft form of cereal for infants
2. noun: worthless or oversimplified ideas

pabulum

1. noun: any substance that can be used as food
2. noun: insipid intellectual nourishment

pac

1. noun: committee formed by a special-interest group to raise money for their favorite political candidates

pac-man strategy

1. noun: the target company defends itself by threatening to take over its acquirer

paca

1. noun: large burrowing rodent of South America and Central America; highly esteemed as food

pace

1. noun: the rate of moving (especially walking or running)
2. noun: the distance covered by a step; "he stepped off ten paces from the old tree and began to dig"

pace car

1. noun: a high-performance car that leads a parade of competing cars through the pace lap and then pulls off the course

pace lap

1. noun: the first lap of a car race that prepares the cars for a fast start

paced

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pacemaker

1. noun: a leading instance in its field; "the new policy will be a pacesetter in community relations"
2. noun: a specialized bit of heart tissue that controls the heartbeat

pacemakers

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pacer

1. noun: a horse used to set the pace in racing
2. noun: a horse trained to a special gait in which both feet on one side leave the ground together

pacers

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paces

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pacesetter

1. noun: a leading instance in its field; "the new policy will be a pacesetter in community relations"
2. noun: a horse used to set the pace in racing

pacesetters

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pacey

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pacha

1. noun: a civil or military authority in Turkey or Egypt

pachinko

1. noun: a Japanese pinball game played on a vertical board

pachisi

1. noun: an ancient board game resembling backgammon; played on a cross-shaped board

pachouli

1. noun: small East Indian shrubby mint; fragrant oil from its leaves is used in perfumes
2. noun: a heavy perfume made from the patchouli plant

pachuco

1. noun: a Mexican-American teenager who belongs to a neighborhood gang and who dresses in showy clothes

pachycephala

1. noun: arboreal insectivorous birds

pachycephalosaur

1. noun: bipedal herbivore having 10 inches of bone atop its head; largest boneheaded dinosaur ever found

pachycephalosaurus

1. noun: bipedal herbivore having 10 inches of bone atop its head; largest boneheaded dinosaur ever found

pachycheilia

1. noun: an abnormal thickness of the lips

pachyderm

1. noun: any of various nonruminant hoofed mammals having very thick skin: elephant; rhinoceros; hippopotamus

pachyderma

1. noun: thickening of the skin (usually unilateral on an extremity) caused by congenital enlargement of lymph vessel and lymph vessel obstruction

pachydermal

1. adjective: of or relating to or characteristic of pachyderms

pachydermatous

1. adjective: of or relating to or characteristic of pachyderms
2. adjective: emotionally hardened; "a callous indifference to suffering"; "cold-blooded and indurate to public opinion"

pachydermic

1. adjective: of or relating to or characteristic of pachyderms

pachydermous

1. adjective: of or relating to or characteristic of pachyderms

pachyderms

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pachyrhizus

1. noun: small genus of tropical vines having tuberous roots

pachyrhizus erosus

1. noun: Central American twining plant with edible roots and pods; large tubers are eaten raw or cooked especially when young and young pods must be thoroughly cooked; pods and seeds also yield rotenone and oils

pachyrhizus tuberosus

1. noun: twining plant of Amazon basin having large edible roots

pachysandra

1. noun: any plant of the genus Pachysandra; low-growing evergreen herbs or subshrubs having dentate leaves and used as ground cover

pachysandra procumbens

1. noun: low semi-evergreen perennial herb having small spikes of white or pinkish flowers; native to southern United States but grown elsewhere

pachysandra terminalis

1. noun: slow-growing Japanese evergreen subshrub having terminal spikes of white flowers; grown as a ground cover

pachysandras

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pachytene

1. noun: the third stage of the prophase of meiosis

pacier

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paciest

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pacific

1. noun: the largest ocean in the world
2. adjective: relating to or bordering the Pacific Ocean; "Pacific islands"

pacific bonito

1. noun: common bonito of Pacific coast of the Americas; its dark oily flesh cans well

pacific bottlenose dolphin

1. noun: a bottlenose dolphin found in the Pacific Ocean

pacific coast

1. noun: a coast of the Pacific Ocean

pacific cod

1. noun: closely related to Atlantic cod

pacific giant salamander

1. noun: large (to 7 inches) salamander of western North America

pacific halibut

1. noun: a righteye flounder found in the Pacific

pacific hemlock

1. noun: tall evergreen of western North America; commercially important timber tree

pacific herring

1. noun: important food fish of the northern Pacific

pacific newt

1. noun: any of several rough-skinned newts found in western North America

pacific northwest

1. noun: a region of the northwestern United States usually including Washington and Oregon and sometimes southwestern British Columbia

pacific ocean

1. noun: the largest ocean in the world

pacific plum

1. noun: shrub of the Pacific coast of the United States bearing small red insipid fruit

pacific ridley

1. noun: olive-colored sea turtle of tropical Pacific and Indian and the southern Atlantic oceans

pacific sardine

1. noun: small pilchards common off the pacific coast of North America

pacific silver fir

1. noun: medium to tall fir of western North America having a conic crown and branches in tiers; leaves smell of orange when crushed

pacific spiny dogfish

1. noun: dogfish of Pacific coast of North America

pacific standard time

1. noun: standard time in the 8th time zone west of Greenwich, reckoned at the 120th meridian west; used in far western states of the United States

pacific sturgeon

1. noun: food and game fish of marine and fresh waters of northwestern coast of North America

pacific time

1. noun: standard time in the 8th time zone west of Greenwich, reckoned at the 120th meridian west; used in far western states of the United States

pacific tree toad

1. noun: the most commonly heard frog on the Pacific coast of America

pacific tripletail

1. noun: tripletail found in the Pacific

pacific walrus

1. noun: a walrus of the Bering Sea and northern Pacific

pacific yew

1. noun: small or medium irregularly branched tree of the Pacific coast of North America; yields fine hard close-grained wood

pacifically

1. adverb: in a peaceable manner; "the tenant paying the rent hereby reserved and performing the several covenants herein on his part contained shall peaceably hold and enjoy the demised premises"

pacification

1. noun: the act of appeasing someone or causing someone to be more favorably inclined; "a wonderful skill in the pacification of crying infants"; "his unsuccessful mollification of the mob"
2. noun: a treaty to cease hostilities; "peace came on November 11th"

pacificism

1. noun: the doctrine that all violence is unjustifiable
2. noun: the belief that all international disputes can be settled by arbitration

pacificist

1. noun: someone opposed to violence as a means of settling disputes

pacified

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pacifier

1. noun: someone who tries to bring peace
2. noun: anything that serves to pacify

pacifiers

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pacifies

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pacifism

1. noun: the doctrine that all violence is unjustifiable
2. noun: the belief that all international disputes can be settled by arbitration

pacifist

1. noun: someone opposed to violence as a means of settling disputes
2. adjective: opposed to war

pacifistic

1. adjective: opposed to war

pacifistically

1. adverb: in a pacifistic manner; "the pacifistically inclined liberals"

pacifists

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pacify

1. verb: cause to be more favorably inclined; gain the good will of; "She managed to mollify the angry customer"
2. verb: fight violence and try to establish peace in (a location); "The U.N. troops are working to pacify Bosnia"

pacifying

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pacing

1. noun: (music) the speed at which a composition is to be played
2. noun: walking with slow regular strides

pacinian corpuscle

1. noun: a specialized bulblike nerve ending located in the subcutaneous tissue of the skin; occurs abundantly in the skin of palms and soles and joints and genitals

pack

1. noun: a large indefinite number; "a battalion of ants"; "a multitude of TV antennas"; "a plurality of religions"
2. noun: a complete collection of similar things

pack animal

1. noun: an animal (such as a mule or burro or horse) used to carry loads

pack ice

1. noun: a large expanse of floating ice

pack of cards

1. noun: a pack of 52 playing cards

pack on

1. verb: gain (weight); "He packed on two pounds over the summer"

pack rat

1. noun: someone who collects things that have been discarded by others
2. noun: any of several bushy-tailed rodents of the genus Neotoma of western North America; hoards food and other objects

pack riding

1. noun: riding with a pack

pack tent

1. noun: a tent that can be carried in a backpack

pack together

1. verb: make more compact by or as if by pressing; "compress the data"

packable

1. adjective: capable of being packed

package

1. noun: a collection of things wrapped or boxed together
2. noun: a wrapped container

package bomb

1. noun: a thin explosive device inside an envelope or package and detonated when opened

package holiday

1. noun: a tour arranged by a travel agent; transportation and food and lodging are all provided at an inclusive price

package store

1. noun: a store that sells alcoholic beverages for consumption elsewhere

package tour

1. noun: a tour arranged by a travel agent; transportation and food and lodging are all provided at an inclusive price

packaged

1. adjective: enclosed in a package or protective covering; "packaged cereals"

packaged goods

1. noun: groceries that are packaged for sale

packager

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packagers

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packages

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packaging

1. noun: the business of packing; "his business is packaging for transport"
2. noun: a message issued in behalf of some product or cause or idea or person or institution; "the packaging of new ideas"

packaging company

1. noun: a company that packages goods for sale or shipment or storage

packaging concern

1. noun: a company that packages goods for sale or shipment or storage

packed

1. adjective: extremely crowed or filled to capacity; "a suitcase jammed with dirty clothes"; "stands jam-packed with fans"; "a packed theater"
2. adjective: pressed together or compressed; "packed snow"

packed cell volume

1. noun: the ratio of the volume occupied by packed red blood cells to the volume of the whole blood as measured by a hematocrit