14-letter words containing a, p, r, o
- armour-plating — The armour-plating on a vehicle or building is the hard metal covering which is intended to protect it from gunfire and other missiles.
- arms inspector — a person who carries out an arms inspection
- aromatherapist — An aromatherapist is a person who is qualified to practise aromatherapy.
- arteriographic — relating to arteriography
- arthrogryposis — (countable, pathology) The permanent fixation of a joint in a contracted position.
- arthroplasties — Plural form of arthroplasty.
- assault troops — soldiers of the infantry who are specially trained to lead an attack
- assemblyperson — a member of a legislative assembly, especially a member of the lower house of the legislature in certain states of the U.S.
- asthenospermia — (medicine) Loss or reduction in the strength or energy of sperm cells, hence infertility. Not always infertile many are subfertile.
- asthenospermic — (medicine) Characterised by or pertaining to asthenospermia, hence infertile.
- asthenospheric — relating to the asthenosphere
- astrocompasses — Plural form of astrocompass.
- astrophysicist — An astrophysicist is someone who studies astrophysics.
- at one's peril — If you say that someone does something at their peril, you are warning them that they will probably suffer as a result of doing it.
- atomic-powered — powered by atomic energy
- audio response — a computer response that is audible rather than textual or graphical
- autobiographer — a person who writes the story of his or her own life
- autobiographic — marked by or dealing with one's own experiences or life history; of or in the manner of an autobiography: autobiographical material; an autobiographical novel.
- autocoprophagy — the consumption of one's own faeces
- autoradiograph — a photograph showing the distribution of a radioactive substance in a specimen. The photographic plate is exposed by radiation from the specimen
- autoresponders — Plural form of autoresponder.
- autotetraploid — an individual or strain whose chromosome complement consists of four copies of a single genome due to doubling of an ancestral chromosome complement
- autotransplant — autograft.
- autotypography — a process in which drawings are executed on gelatin before being impressed on a soft metal plate to allow for printing
- bachelor party — A bachelor party is a party for a man who is getting married very soon, to which only men are invited.
- backstrap loom — a simple horizontal loom, used especially in Central and South America, on which one of two beams holding the warp yarn is attached to a strap that passes across the weaver's back.
- bacteriophages — Plural form of bacteriophage.
- balsam of peru — an aromatic balsam that is obtained from the tropical South American leguminous tree Myroxylon pereirae and is similar to balsam of Tolu
- baltimore chop — a batted ball that takes a high bounce upon hitting the ground on or immediately in front of home plate, often enabling the batter to reach first base safely.
- banana problem — (programming, humour) From the story of the little girl who said "I know how to spell "banana", but I don't know when to stop". Not knowing where or when to bring a production to a close (compare fencepost error). One may say "there is a banana problem" of an algorithm with poorly defined or incorrect termination conditions, or in discussing the evolution of a design that may be succumbing to featuritis (see also creeping elegance, creeping featuritis).
- bancroft prize — one of a group of annual awards for literary achievement in American history and biography: administered by Columbia University.
- barbados pride — Also called bead tree. a tropical African and Asian tree, Adenanthera pavonina, of the legume family, having feathery foliage and bearing red seeds that are used in beadwork.
- bare ownership — ownership of a piece of property without the right to use and derive profit from that property
- barometrograph — barograph.
- basso profundo — (esp in operatic solo singing) a singer with a very deep bass voice
- batrachophobia — fear of amphibians
- batrachophobic — relating to the fear of toads and frogs
- beauty parlour — A beauty parlour is a place where women can go to have beauty treatments, for example to have their hair, nails or make-up done.
- beggar's opera — a ballad opera (1728) with text by John Gay and music arranged by John Pepusch.
- benday process — a process for adding tone or shading, as in reproducing drawings, by the overlay on the plate of patterns, as of dots
- beta-endorphin — a potent endorphin released by the anterior pituitary gland in response to pain, trauma, exercise, or other forms of stress.
- beyond compare — If you describe something as beyond compare, you mean that it is extremely good or extremely great.
- bipolarisation — the act of bipolarising
- bipolarization — the action of rendering something bipolar
- blepharoplasty — cosmetic surgery performed on the eyelid
- blotting paper — Blotting paper is thick soft paper that you use for soaking up and drying ink on a piece of paper.
- boarding party — group of officers or sailors who board a ship
- body corporate — a group of persons incorporated to carry out a specific enterprise
- bone porcelain — bone china.
- bow and scrape — to behave in an excessively deferential or obsequious way