12-letter words containing p, e, a
- archiphoneme — an abstract linguistic unit representing two or more phonemes when the distinction between these has been neutralized: conventionally shown by a capital letter within slashes, as /T/ for /t/ and /d/ in German Rat and Rad
- arena chapel — a private chapel in Padua containing a fresco cycle painted (1305–06) by Giotto.
- aripiprazole — An antipsychotic drug used in the treatment of schizophrenia etc.
- aristophanes — ?448–?380 bc, Greek comic dramatist, who satirized leading contemporary figures such as Socrates and Euripides. Eleven of his plays are extant, including The Clouds, The Frogs, The Birds, and Lysistrata
- armor-plated — An armor-plated vehicle or building has a hard metal covering in order to protect it from gunfire and other missiles.
- armored rope — rope made of wire-wrapped hempen strands that is used in salvage work.
- armour plate — a tough heavy steel, usually containing chromium, nickel, and molybdenum and often hardened on the surface, used for protecting warships, tanks, etc
- aromatherapy — Aromatherapy is a type of treatment which involves massaging the body with special fragrant oils.
- arpeggiation — the writing, playing or singing of arpeggios
- arseno group — the bivalent group −As=As−.
- arsenopyrite — a white or grey metallic mineral consisting of a sulphide of iron and arsenic that forms monoclinic crystals with an orthorhombic shape: an ore of arsenic. Formula: FeAsS
- arsphenamine — a drug containing arsenic, formerly used in the treatment of syphilis and related infections
- arteriopathy — Any disease of the arteries.
- arthroscopes — Plural form of arthroscope.
- arthrospores — an isolated vegetative cell that has passed into a resting state, occurring in bacteria and not regarded as a true spore.
- as per usual — as usual
- asclepiadean — of or relating to a type of classical verse line consisting of a spondee, two or three choriambs, and an iamb
- asking price — The asking price of something is the price which the person selling it says that they want for it, although they may accept less.
- asparaginase — an enzyme used in treating leukaemia
- aspect ratio — the ratio of width to height of the picture on a television or cinema screen
- aspiringness — the condition of being aspiring
- assessorship — the occupation, post or duties of a person who assesses, advises, or estimates
- assumptively — taken for granted.
- astigmoscope — astigmatoscope.
- astral plane — a plane of existence inhabited by astral bodies
- at a premium — If something is at a premium, it is wanted or needed, but is difficult to get or achieve.
- at any price — If you want something at any price, you are determined to get it, even if unpleasant things happen as a result.
- at the press — being printed
- atmospherics — Atmospherics are elements in something such as a piece of music or a book which create a certain atmosphere.
- atmospherium — an optical system used to simulate images of atmospheric phenomena, as cloud formations, storms, and day and night, on the inside of a dome.
- atomic power — nuclear power.
- attorneyship — The office or profession of an attorney.
- autocomplete — a feature of a word processor, email program, web browser, etc., that automatically predicts the remaining characters in a word or phrase based on what has been typed or input before: If you supply the information, your browser will be able to use autocomplete to fill out online forms.
- autoexposure — A device that sets the exposure automatically on a camera or other piece of equipment.
- azathioprine — a synthetic drug that suppresses the normal immune responses of the body and is administered orally during and after organ transplantation and also in certain types of autoimmune disease. Formula: C9H7N7O2S
- azophenylene — phenazine.
- b-s particle — a neutral meson with a mass 10,507 times that of the electron and a mean lifetime of approximately 1.6 X 10 -12 seconds.
- bach trumpet — a modern small three-valved trumpet for playing clarino passages in Bach's music
- bachelor pad — a flat in which a bachelor lives
- bachelorship — the state of being a bachelor; bachelorhood
- back passage — People sometimes refer to their rectum as their back passage.
- back-slapper — the practice of making a loud and effusive display of friendliness, cordiality, etc., as by slapping persons on the back.
- back-stopped — a wall, wire screen, or the like, serving to prevent a ball from going too far beyond the normal playing area.
- backpedaling — to retard the forward motion by pressing backward on the pedal, especially of a bicycle with coaster brakes.
- backpedalled — (AU, NZ, British) Simple past tense and past participle of backpedal.
- backpressure — a resistant pressure exerted by liquid or gas against the forward motion or flow of an exhaust or pipe system: Careful control of backpressure ensures an even supply of oil from the well.
- backsplashes — Plural form of backsplash.
- bad-tempered — Someone who is bad-tempered is not very cheerful and gets angry easily.
- baden-powell — Robert Stephenson Smyth (smɪθ, smaɪθ), 1st Baron Baden-Powell. 1857–1941, British general, noted for his defence of Mafeking (1899–1900) in the Boer War; founder of the Boy Scouts (1908) and (with his sister Agnes) the Girl Guides (1910)
- badger plane — a plane for finishing rabbets or the like.