14-letter words containing o, r, a, i
- aluminohydride — (inorganic compound) The univalent anion, AlH4-, present in such compounds as lithium aluminium hydride.
- alveolar ridge — the ridgelike border of the upper and lower jaws containing the sockets of the teeth.
- ambassadorship — a diplomatic official of the highest rank, sent by one sovereign or state to another as its resident representative (ambassador extraordinary and plenipotentiary)
- ambidextrously — In an ambidextrous manner.
- ambisinistrous — clumsy or unskillful with both hands.
- american bison — a member of the cattle tribe, Bison bison, formerly widely distributed over the prairies of W North America but now confined to reserves and parks, with a massive head, shaggy forequarters, and a humped back
- american cloth — a glazed or waterproofed cotton cloth
- american holly — See under holly (def 1).
- american lotus — water chinquapin (def 1).
- american organ — a reed organ having a suction bellows that draws the air in through the reeds.
- american samoa — the part of Samoa administered by the US. Capital: Pago Pago. Pop: 54 719 (2013 est). Area: 197 sq km (76 sq miles)
- ammonia liquor — a concentrated solution of ammonia, ammonium compounds, and sulfur compounds, obtained as a by-product in the destructive distillation of bituminous coal.
- amount at risk — the difference between the reserve of a life-insurance policy and its face amount.
- amphiarthroses — a joint permitting only slight motion, as that between the vertebrae.
- amphiarthrosis — a type of articulation permitting only slight movement, as between the vertebrae of the backbone
- amphiprostylar — Amphiprostyle.
- amphiprostyles — Plural form of amphiprostyle.
- amphotericin b — an antibiotic compound, C46H73NO20, used in treating certain diseases caused by parasitic fungi, such as systemic candidiasis
- amrit ceremony — the ceremony of initiation into the Khalsa, at which amrit is drunk by and sprinkled on the heads of candidates for initiation
- amylobarbitone — Obsolete spelling of amobarbital.
- anacardiaceous — of, relating to, or belonging to the Anacardiaceae, a chiefly tropical family of trees and shrubs many of which have edible drupes. The family includes the cashew, mango, pistachio, and sumach
- anachronically — something or someone that is not in its correct historical or chronological time, especially a thing or person that belongs to an earlier time: The sword is an anachronism in modern warfare.
- anchoritically — in the manner of or resembling an anchorite
- andrew toolkit — (tool) (ATK) A portable user interface toolkit developed as part of the Andrew project, running on the X Window System and distributed with X11R5.
- androdioecious — (of a plant species) having hermaphrodite and male flowers on separate plants
- andromedotoxin — a poisonous substance found in various plants of the family Ericaceae, and in particular in plants of the genus Andromeda
- andromonoecism — the condition of being andromonoecious
- angelic doctor — an epithet of Saint Thomas Aquinas
- anglo-american — of or relating to relations between England and the United States or their peoples
- animadversions — Plural form of animadversion.
- anopisthograph — a manuscript, parchment, or book having writing on only one side of the leaves.
- antaphrodisiac — Capable of reducing the sex drive.
- antarctic zone — the section of the earth's surface lying between the Antarctic Circle and the South Pole.
- anterior tooth — a tooth in the front of the mouth; an incisor or cuspid.
- anteroparietal — situated in a forward part or on the wall of an organ or cavity.
- anthropoid ape — any primate of the family Pongidae, having no tail, elongated arms, and a highly developed brain. The group includes gibbons, orang-utans, chimpanzees, and gorillas
- anthropologist — a person who specializes in anthropology
- anthropometric — the measurement of the size and proportions of the human body.
- anthropopathic — Of or relating to anthropopathy.
- anthropophobia — the fear of people and human companionship
- anthropophobic — relating to the fear of people and human companionship
- anthropophuism — the attribution of human qualities to gods
- anti-authority — demonstrating a rejection of authority
- anti-bourgeois — opposed to anyone or anything considered bourgeois
- anti-corporate — of, for, or belonging to a corporation or corporations: a corporate executive; She considers the new federal subsidy just corporate welfare.
- anti-formalist — strict adherence to, or observance of, prescribed or traditional forms, as in music, poetry, and art.
- antiaggression — opposing aggressive behaviour
- anticarcinogen — a chemical that acts against cancer
- anticensorship — opposed to a policy or programme of censoring
- anticipatorily — of, showing, or expressing anticipation.