14-letter words containing e, c, o, i
- appreciational — gratitude; thankful recognition: They showed their appreciation by giving him a gold watch.
- aquifoliaceous — related to the Aquifoliaceae family of plants, the only living genus of which is the holly (Ilex) genus
- arabian coffee — a tall, widely cultivated shrub (Coffea arabica) of the madder family, yielding coffee beans that are the world's chief source of commercially produced coffee: native to Africa but now present throughout the tropics, esp. in Brazil
- archaeocyathid — one of the marine invertebrates of the extinct phylum Archaeocyatha, widely distributed during the Cambrian Period, having a limy, typically conical or cylindrical skeleton composed of sievelike inner and outer walls.
- archaeological — of or relating to archaeology.
- archaeologists — Plural form of archaeologist.
- archaeometrist — a person who uses archaeometry
- archidiaconate — the office, term of office, or area of jurisdiction of an archdeacon
- archiepiscopal — of or associated with an archbishop
- architectonics — the science of architecture
- arctic monkeys — British rock group (formed 2002): comprising Alex Turner (born 1986; vocals, guitar), Jamie Cook (born 1985, guitar), Matt Helders (born 1986, drums, vocals) and Nick O'Malley (born 1985, bass guitar); their albums include Whatever People Say I Am, That's What I'm Not (2006), Favourite Worst Nightmare (2007), and AM (2013)
- arctic redpoll — a finch, Carduelis hornemanni, of the family Fringillidae, which breeds in tundra birch forest
- areal velocity — a measure of the velocity of one celestial body in orbit about another, equal to the area swept out per unit time by the vector joining the two bodies.
- armor-piercing — (of bullets, artillery shells, etc.) designed especially for piercing armor.
- arms inspector — a person who carries out an arms inspection
- art collection — a collection of art works
- arteriographic — relating to arteriography
- arthrocentesis — The clinical procedure of using a syringe to collect synovial fluid from a joint capsule, used in the diagnosis of gout, arthritis, and synovial infections.
- ascending node — the node through which an orbiting body passes as it moves to the north (opposed to descending node).
- assistance dog — a dog that has been specially trained to live with and accompany a disabled person, carrying out such tasks as prompting them to take medication or assisting them to cross a road
- associableness — The state or quality of being associable.
- associated gas — Associated gas is raw natural gas that comes through crude oil wells.
- asthenospermic — (medicine) Characterised by or pertaining to asthenospermia, hence infertile.
- asthenospheric — relating to the asthenosphere
- astigmatoscope — an instrument for determining the presence and severity of astigmatism.
- astrochemistry — the study of the chemistry of celestial bodies and space, esp by means of spectroscopy
- athletic coach — a person qualified to train athletes
- atlantic ocean — the world's second largest ocean, bounded in the north by the Arctic, in the south by the Antarctic, in the west by North and South America, and in the east by Europe and Africa. Greatest depth: 9220 m (30 246 ft). Area: about 81 585 000 sq km (31 500 000 sq miles)
- atomic reactor — reactor (def 4).
- atomic veteran — a veteran of the armed forces who was exposed to radioactivity during the testing or use of nuclear (atomic) weapons in World War II or subsequent wars.
- atomic warfare — war in which nuclear weapons are used
- atomic-powered — powered by atomic energy
- auction bridge — a variety of bridge, now generally superseded by contract bridge, in which all the tricks made score towards the game
- audio-cassette — a cassette of tape on which sound only is recorded
- audiocassettes — Plural form of audiocassette.
- auspiciousness — The state or quality of being auspicious or successful.
- authentication — to establish as genuine.
- autoconfiscate — (software, jargon) A term coined by Noah Friedman meaning to set up or modify a source-code distribution so that it configures and builds using the GNU project's autoconf/automake/libtools suite.
- autocovariance — (statistics) The covariance of a signal with another part of the same signal.
- autodesk, inc. — (company) The distributors of the AutoCAD CAD package. Address: Sausalito, CA, USA.
- autopilot code — (jargon, humour) Code that was written by a programmer on "auto-pilot" who wasn't really thinking about what they were doing.
- autoreactivity — (immunology) The condition of being autoreactive.
- avariciousness — The state or quality of being avaricious.
- aviation cadet — one who trains to become an officer in an air force.
- avoidance play — a play by the declarer designed to prevent a particular opponent from taking the lead.
- backside-front — backend-to.
- bacteriologist — a branch of microbiology dealing with the identification, study, and cultivation of bacteria and with their applications in medicine, agriculture, industry, and biotechnology.
- bacteriophages — Plural form of bacteriophage.
- bacteriostasis — inhibition of the growth and reproduction of bacteria, esp by the action of a chemical agent
- bacteriostatic — the prevention of the further growth of bacteria.