| antiepileptic | (noun) a drug used to treat or prevent convulsions (as in epilepsy) | Synonyms: anticonvulsant, anticonvulsant drug, antiepileptic drug |
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| autopilot | (noun) a navigational device that automatically keeps ships or planes or spacecraft on a steady course | Synonyms: automatic pilot, robot pilot |
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| (noun) a cognitive state in which you act without self-awareness | Synonyms: automatic pilot |
| capillarity | (noun) a phenomenon associated with surface tension and resulting in the elevation or depression of liquids in capillaries | Synonyms: capillary action |
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| capillary | (noun) a tube of small internal diameter; holds liquid by capillary action | Synonyms: capillary tube, capillary tubing |
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| (noun) any of the minute blood vessels connecting arterioles with venules | Synonyms: capillary vessel |
| caterpillar | (noun) a wormlike and often brightly colored and hairy or spiny larva of a butterfly or moth | - |
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| compilation | (noun) the act of compiling (as into a single book or file or list) | Synonyms: compiling |
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| (noun) something that is compiled (as into a single book or file) | Synonyms: digest |
| compiler | (noun) (computer science) a program that decodes instructions written in a higher order language and produces an assembly language program | Synonyms: compiling program |
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| (noun) a person who compiles information (as for reference purposes) | - |
| compiling | (noun) the act of compiling (as into a single book or file or list) | Synonyms: compilation |
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| copilot | (noun) a relief pilot on an airplane | Synonyms: co-pilot |
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| depilation | (noun) the act of removing hair (as from an animal skin) | Synonyms: epilation |
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| (noun) the condition of being void of hair | Synonyms: hairlessness |
| depilator | (noun) a cosmetic for temporary removal of undesired hair | Synonyms: depilatory, epilator |
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| depilatory | (noun) a cosmetic for temporary removal of undesired hair | Synonyms: depilator, epilator |
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| (noun) a chemical (usually a sulfide) used to remove hair or wool or bristles from hides | - |
| epilation | (noun) the act of removing hair (as from an animal skin) | Synonyms: depilation |
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| (noun) loss of hair; the result of removing hair | - |
| epilator | (noun) a cosmetic for temporary removal of undesired hair | Synonyms: depilator, depilatory |
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| epilepsy | (noun) a disorder of the central nervous system characterized by loss of consciousness and convulsions | - |
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| epileptic | (noun) a person who has epilepsy | - |
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| epilith | (noun) A plant, fungus, or other organism that grows upon rock. | - |
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| epilog | (noun) a short passage added at the end of a literary work | Synonyms: epilogue |
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| (noun) a short speech (often in verse) addressed directly to the audience by an actor at the end of a play | Synonyms: epilogue |
| epilogue | (noun) a short passage added at the end of a literary work | Synonyms: epilog |
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| (noun) a short speech (often in verse) addressed directly to the audience by an actor at the end of a play | Synonyms: epilog |
| horripilation | (noun) reflex erection of hairs of the skin in response to cold or emotional stress or skin irritation | Synonyms: goose bump, goose pimple, goose skin, goosebump, gooseflesh, pilomotor reflex |
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| neuropil | (noun) the complex network of unmyelinated axones, dendrites, and glial branches that form the bulk of the central nervous system's grey matter and in which nerve cell bodies are embedded | Synonyms: neuropile |
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| neuropile | (noun) the complex network of unmyelinated axones, dendrites, and glial branches that form the bulk of the central nervous system's grey matter and in which nerve cell bodies are embedded | Synonyms: neuropil |
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| overspill | (noun) the occurrence of surplus liquid (as water) exceeding the limit or capacity | Synonyms: overflow, runoff |
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| (noun) the relocation of people from overcrowded cities; they are accommodated in new houses or apartments in smaller towns | - |
| papilla | (noun) a small projection of tissue at the base of a hair or tooth or feather | - |
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| (noun) a small nipple-shaped protuberance concerned with taste, touch, or smell | - |
| (noun) (botany) a tiny outgrowth on the surface of a petal or leaf | - |
| papilledema | (noun) swelling of the optic disc (where the optic nerve enters the eyeball); usually associated with an increase in intraocular pressure | - |
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| papilloma | (noun) a benign epithelial tumor forming a rounded mass | Synonyms: papillary tumor, papillary tumour, villoma |
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| papillon | (noun) small slender toy spaniel with erect ears and a black-spotted brown to white coat | - |
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| pilaf | (noun) rice cooked in well-seasoned broth with onions or celery and usually poultry or game or shellfish and sometimes tomatoes | Synonyms: pilaff, pilau, pilaw |
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| pilaff | (noun) rice cooked in well-seasoned broth with onions or celery and usually poultry or game or shellfish and sometimes tomatoes | Synonyms: pilaf, pilau, pilaw |
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| pilaster | (noun) a rectangular column that usually projects about a third of its width from the wall to which it is attached | - |
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| pilau | (noun) rice cooked in well-seasoned broth with onions or celery and usually poultry or game or shellfish and sometimes tomatoes | Synonyms: pilaf, pilaff, pilaw |
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| pilaw | (noun) rice cooked in well-seasoned broth with onions or celery and usually poultry or game or shellfish and sometimes tomatoes | Synonyms: pilaf, pilaff, pilau |
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| pilchard | (noun) small fishes found in great schools along coasts of Europe; smaller and rounder than herring | Synonyms: Sardina pilchardus, sardine |
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| (noun) small fatty fish usually canned | Synonyms: sardine |
| pile | (noun) a nuclear reactor that uses controlled nuclear fission to generate energy | Synonyms: atomic pile, atomic reactor, chain reactor |
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| (noun) battery consisting of voltaic cells arranged in series; the earliest electric battery devised by Volta | Synonyms: galvanic pile, voltaic pile |
| (noun) the yarn (as in a rug or velvet or corduroy) that stands up from the weave | Synonyms: nap |
| (noun) a column of wood or steel or concrete that is driven into the ground to provide support for a structure | Synonyms: piling, spile, stilt |
| (noun) fine soft dense hair (as the fine short hair of cattle or deer or the wool of sheep or the undercoat of certain dogs) | Synonyms: down |
| (noun) a collection of objects laid on top of each other | Synonyms: agglomerate, cumulation, cumulus, heap, mound |
| (noun) a large sum of money (especially as pay or profit) | Synonyms: big bucks, big money, bundle, megabucks |
| (noun) (often followed by `of') a large number or amount or extent | Synonyms: batch, deal, flock, good deal, great deal, hatful, heap, lot, mass, mess, mickle, mint, mountain, muckle, passel, peck, plenty, pot, quite a little, raft, sight, slew, spate, stack, tidy sum, wad |
| piles | (noun) a large number or amount | Synonyms: dozens, gobs, heaps, lashings, loads, lots, oodles, rafts, scads, scores, slews, stacks, tons, wads |
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| (noun) venous swelling external or internal to the anal sphincter | Synonyms: haemorrhoid, hemorrhoid |
| pileup | (noun) multiple collisions of vehicles | - |
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| pileus | (noun) a fruiting structure resembling an umbrella or a cone that forms the top of a stalked fleshy fungus such as a mushroom | Synonyms: cap |
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| pilewort | (noun) perennial herb native to Europe but naturalized elsewhere having heart-shaped leaves and yellow flowers resembling buttercups; its tuberous roots have been used as a poultice to relieve piles | Synonyms: lesser celandine, Ranunculus ficaria |
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| pilferage | (noun) the act of stealing small amounts or small articles | - |
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| pilferer | (noun) a thief who steals without using violence | Synonyms: sneak thief, snitcher |
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| pilgrim | (noun) someone who journeys in foreign lands | - |
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| (noun) someone who journeys to a sacred place as an act of religious devotion | - |
| pilgrimage | (noun) a journey to a sacred place | Synonyms: pilgrim's journey |
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| piling | (noun) a column of wood or steel or concrete that is driven into the ground to provide support for a structure | Synonyms: pile, spile, stilt |
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| pill | (noun) a dose of medicine in the form of a small pellet | Synonyms: lozenge, tab, tablet |
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| (noun) something that resembles a tablet of medicine in shape or size | - |
| (noun) a contraceptive in the form of a pill containing estrogen and progestin to inhibit ovulation and so prevent conception | Synonyms: anovulant, anovulatory drug, birth control pill, contraceptive pill, oral contraceptive, oral contraceptive pill |
| (noun) something unpleasant or offensive that must be tolerated or endured | - |
| (noun) a unpleasant or tiresome person | - |
| pillage | (noun) the act of stealing valuable things from a place | Synonyms: pillaging, plundering |
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| (noun) goods or money obtained illegally | Synonyms: booty, dirty money, loot, plunder, prize, swag |
| pillager | (noun) someone who takes spoils or plunder (as in war) | Synonyms: despoiler, freebooter, looter, plunderer, raider, spoiler |
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| pillaging | (noun) the act of stealing valuable things from a place | Synonyms: pillage, plundering |
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| pillar | (noun) (architecture) a tall vertical cylindrical structure standing upright and used to support a structure | Synonyms: column |
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| (noun) a vertical cylindrical structure standing alone and not supporting anything (such as a monument) | Synonyms: column |
| (noun) a fundamental principle or practice | - |
| (noun) a prominent supporter | Synonyms: mainstay |
| (noun) anything that approximates the shape of a column or tower | Synonyms: column, tower |
| pillbox | (noun) a small enclosed gun emplacement (usually of fortified concrete) | - |
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| (noun) a small case for holding pills | - |
| (noun) a small round woman's hat | Synonyms: toque, turban |
| pillion | (noun) a seat behind the rider of a horse or motorbike etc. | - |
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| pillock | (noun) a person who is not very bright | Synonyms: dolt, dullard, poor fish, pudden-head, pudding head, stupe, stupid, stupid person |
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| pillory | (noun) a wooden instrument of punishment on a post with holes for the wrists and neck; offenders were locked in and so exposed to public scorn | - |
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| pillow | (noun) a cushion to support the head of a sleeping person | - |
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| pillowcase | (noun) bed linen consisting of a cover for a pillow | Synonyms: case, pillow slip, slip |
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| pillwort | (noun) European water fern found around margins of bodies of water or in wet acid soil having small globose sporocarps | Synonyms: Pilularia globulifera |
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| pilocarpine | (noun) cholinergic alkaloid used in eyedrops to treat glaucoma | - |
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| pilosity | (noun) the quality of having hair | Synonyms: hairiness |
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| pilot | (noun) small auxiliary gas burner that provides a flame to ignite a larger gas burner | Synonyms: pilot burner, pilot light |
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| (noun) an inclined metal frame at the front of a locomotive to clear the track | Synonyms: buffer, cowcatcher, fender |
| (noun) something that serves as a model or a basis for making copies | Synonyms: archetype, original |
| (noun) a program exemplifying a contemplated series; intended to attract sponsors | Synonyms: pilot film, pilot program |
| (noun) someone who is licensed to operate an aircraft in flight | Synonyms: airplane pilot |
| (noun) a person qualified to guide ships through difficult waters going into or out of a harbor | - |
| pilotage | (noun) the guidance of ships or airplanes from place to place | Synonyms: navigation, piloting |
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| (noun) the occupation of a pilot | Synonyms: piloting |
| pilotfish | (noun) small pelagic fish often accompanying sharks or mantas | Synonyms: Naucrates ductor |
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| pilothouse | (noun) an enclosed compartment from which a vessel can be navigated | Synonyms: wheelhouse |
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| piloting | (noun) the guidance of ships or airplanes from place to place | Synonyms: navigation, pilotage |
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| (noun) the occupation of a pilot | Synonyms: pilotage |
| pilus | (noun) hairlike structure especially on the surface of a cell or microorganism | - |
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| (noun) any of the cylindrical filaments characteristically growing from the epidermis of a mammal | Synonyms: hair |
| pupil | (noun) the contractile aperture in the center of the iris of the eye; resembles a large black dot | - |
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| (noun) a learner who is enrolled in an educational institution | Synonyms: educatee, student |
| (noun) a young person attending school (up through senior high school) | Synonyms: school-age child, schoolchild |
| sandpile | (noun) a plaything consisting of a pile of sand or a box filled with sand for children to play in | Synonyms: sandbox, sandpit |
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| spile | (noun) a plug used to close a hole in a barrel or flask | Synonyms: bung |
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| (noun) a column of wood or steel or concrete that is driven into the ground to provide support for a structure | Synonyms: pile, piling, stilt |
| spill | (noun) the act of allowing a fluid to escape | Synonyms: release, spillage |
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| (noun) a sudden drop from an upright position | Synonyms: fall, tumble |
| (noun) a channel that carries excess water over or around a dam or other obstruction | Synonyms: spillway, wasteweir |
| (noun) liquid that is spilled | - |
| spillage | (noun) the act of allowing a fluid to escape | Synonyms: release, spill |
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| (noun) the amount that has spilled | - |
| spiller | (noun) a long fishing line with many shorter lines and hooks attached to it (usually suspended between buoys) | Synonyms: setline, trawl, trawl line, trotline |
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| (noun) an attacker who sheds or spills blood | Synonyms: shedder |
| spillikin | (noun) a thin strip of wood used in playing the game of jackstraws | Synonyms: jackstraw |
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| spillikins | (noun) a game in which players try to pick each jackstraw (or spillikin) off of a pile without moving any of the others | Synonyms: jackstraws |
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| spillover | (noun) (economics) any indirect effect of public expenditure | - |
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| spillway | (noun) a channel that carries excess water over or around a dam or other obstruction | Synonyms: spill, wasteweir |
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| stockpile | (noun) a storage pile accumulated for future use | - |
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| (noun) something kept back or saved for future use or a special purpose | Synonyms: backlog, reserve |
| stockpiling | (noun) accumulating and storing a reserve supply | - |
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| thermopile | (noun) a kind of thermometer for measuring heat radiation; consists of several thermocouple junctions in series | - |
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| trompillo | (noun) weedy nightshade with silvery foliage and violet or blue or white flowers; roundish berry widely used to curdle milk; central United States to South America | Synonyms: prairie berry, purple nightshade, silver-leaved nettle, silver-leaved nightshade, silverleaf nightshade, Solanum elaeagnifolium, white horse nettle |
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| woodpile | (noun) a pile or stack of wood to be used for fuel | - |
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