16-letter words containing a, r, c, h
- archaeologically — In an archaeological manner.
- archaeomagnetism — an archaeological technique for dating certain clay objects by measuring the extent to which they have been magnetized by the earth's magnetic field
- archconservative — consistently holding extremely conservative views: publisher of the city's archconservative newspaper.
- archival storage — a method of retaining information outside of the internal memory of a computer
- armchair banking — the management of one's bank account or accounts using a computer, telephone, or television in the home or via the postal system
- aromatherapeutic — Of or pertaining to aromatherapy.
- around the clock — continuing without pause or interruption: an around-the-clock guard on the prisoner.
- around-the-clock — all day and all night
- arthroscopically — By means of arthroscopy.
- arthus' reaction — a severe, local immune reaction to the injection of an antigen in a sensitized host.
- article of faith — If something is an article of faith for a person or group, they believe in it totally.
- artificial heart — any of various four-chambered devices, modeled on the human heart, that pump blood by attachment to a power source and that are constructed for temporary external use or for implantation as a temporary or permanent heart replacement.
- ascending rhythm — rising rhythm.
- astroarchaeology — archaeoastronomy.
- athanasian creed — a profession of faith widely used in the Western Church which, although formerly attributed to Athanasius, probably originated in Gaul between 381 and 428 ad
- atherothrombotic — (medicine) Pertaining to or caused by atherothrombosis, the sudden disruption of an atherosclerotic plaque.
- atlantic charter — the joint declaration issued by F. D. Roosevelt and Winston Churchill on Aug 14, 1941, consisting of eight principles to guide a postwar settlement
- atmospheric tide — a movement of atmospheric masses caused by the gravitational attraction of the sun and moon and by daily solar heating.
- audience chamber — a room where a monarch or head of state conducts formal interviews
- australopithecus — an extinct genus of small-brained,large-toothed bipedal hominids that lived in Africa between one and four million years ago.
- autobiographical — An autobiographical piece of writing relates to events in the life of the person who has written it.
- autoethnographic — Using ethnographic techniques to describe one's own life, or events in which one is a participant.
- autoradiographic — Of or pertaining to an autoradiograph, a radiographic image produced by the decay of a radioactive substance.
- babbage, charles — Charles Babbage
- bachelor of arts — a degree conferred on a person who has successfully completed his or her undergraduate studies, usually in a branch of the liberal arts or humanities
- bachelor-at-arms — bachelor (def 4).
- background check — an investigation into a person's origins and previous history
- balloon catheter — a type of catheter with a tiny, inflatable balloon at the tip, used in various surgical procedures
- bashkir republic — a constituent republic of E central Russia, in the S Urals: established as the first Soviet autonomous republic in 1919; rich mineral resources. Capital: Ufa. Pop: 4 012 900 (2002). Area: 143 600 sq km (55 430 sq miles)
- basic dichromate — an orange-red, amorphous, water-insoluble powder, Bi 2 O 3 ⋅2CrO 3 , used chiefly as a pigment in paints.
- batch processing — manufacturing products or treating materials in batches, by passing the output of one process to subsequent processes
- batch production — production of goods in batches, rather than continuously
- bathroom cabinet — a wall-mounted cabinet in a bathroom, typically with a mirror front and used for the storage of medicines and toiletries
- bearish tendency — a tendency for share prices to fall
- birchbark biting — a Native Canadian craft in which designs are bitten onto bark from birch trees
- bismarck herring — marinaded herring, served cold
- black chokeberry — See under chokeberry (def 1).
- black-light trap — a trap for insects that uses ultraviolet light as an attractant.
- bleaching powder — a white powder with the odour of chlorine, consisting of chlorinated calcium hydroxide with an approximate formula CaCl(OCl).4H2O. It is used in solution as a bleaching agent and disinfectant
- bonhomme richard — the flagship of John Paul Jones.
- boreal chickadee — a brown-capped, black-throated chickadee (Parus hudsonicus) found near the Atlantic coast from Labrador to N New York
- branchial groove — one of a series of rudimentary depressions on the surface of the embryo between adjacent branchial arches, homologous to the branchial clefts of gill-breathing ancestral forms.
- branchiopneustic — breathing by means of gills, as certain aquatic insect larvae.
- break the record — surpass previous highest, best
- british columbia — a province of W Canada, on the Pacific coast: largely mountainous with extensive forests, rich mineral resources, and important fisheries. Capital: Victoria. Pop: 4 400 057 (2011 est). Area: 930 532 sq km (359 279 sq miles)
- bronchial asthma — asthma.
- bronchopneumonia — inflammation of the lungs, originating in the bronchioles
- buckthorn family — the plant family Rhamnaceae, characterized by shrubs and trees having alternate, simple leaves, clusters of small flowers, and fruit in the form of a drupe or capsule, and including the buckthorn, cascara, and New Jersey tea.
- buoyancy chamber — an enclosed section of a canoe, float, ship or other object that contains air, foam, or another buoyant substance in order to help maintain buoyancy
- bureau de change — a place where foreign currencies can be exchanged