15-letter words containing s, t, o
- aggregate score — a score calculated by adding the results of several matches
- agranulocytosis — a serious and sometimes fatal illness characterized by a marked reduction of leucocytes, usually caused by hypersensitivity to certain drugs
- agro-industrial — the large-scale production, processing, and packaging of food using modern equipment and methods.
- air-superiority — designating a fighter aircraft built for long patrol capability at high altitudes and supersonic speeds, with air-to-air combat as its principal mission.
- algebra of sets — a nonempty collection of sets having the property that the union of two sets of the collection is a set of the collection and the complement of each set of the collection is a set in the collection.
- alligator shear — heavy shears for cutting metal slabs.
- allotransplants — Plural form of allotransplant.
- alphabetisation — The act or process of arranging in alphabetical order.
- altai mountains — a mountain system of central Asia, in W Mongolia, W China, and S Russia. Highest peak: Belukha, 4506 m (14 783 ft)
- altar of repose — a pedestal or niche upon which the sacraments are preserved from Maundy Thursday to Good Friday.
- aluminosilicate — a silicate in which some of the silicon in the tetrahedral unit SiO4 has been replaced by aluminium
- ambrosia beetle — any of various small beetles of the genera Anisandrus, Xyleborus, etc, that bore tunnels into solid wood, feeding on fungi growing in the tunnels: family Scolytidae (bark beetles)
- ambrosian chant — the liturgical chant, established by Saint Ambrose, characterized by ornamented, often antiphonal, singing.
- amenity society — a voluntary society established with the purpose of preserving historic art and architecture
- american smooth — a style of competitive ballroom dancing which incorporates elements of Latin dance
- americanologist — a foreign expert or specialist in American cultural or political matters: a leading Americanologist in the Kremlin.
- anacostia river — a river in the District of Columbia flowing into the Potomac River. about 24 miles (39 km) long.
- anaesthesiology — the science of administering anesthetics.
- ancient history — Ancient history is the history of ancient civilizations, especially Greece and Rome.
- ancient of days — a name for God, originating in the Authorized Version of the Old Testament (Daniel 7:9)
- ancylostomiasis — infestation of the human intestine with blood-sucking hookworms, causing progressive anaemia
- androstenedione — a weak hormone, C19H26O2, produced by the ovaries, testes, and adrenal glands as a precursor to estrogen, testosterone, etc.: formerly taken in a concentrated tablet or capsule form as by some bodybuilders
- anesthetization — to render physically insensible, as by an anesthetic.
- anfractuosities — Plural form of anfractuosity.
- angina pectoris — a sudden intense pain in the chest, often accompanied by feelings of suffocation, caused by momentary lack of adequate blood supply to the heart muscle
- angiotensin iii — any of three oligopeptides occurring in plasma, an inactive form (angiotensin I) and two varieties (angiotensin II and angiotensin III) that elevate blood pressure and stimulate the adrenal cortex to secrete aldosterone.
- angustirostrate — having a narrow, beak-like part
- anisotropically — Physics. of unequal physical properties along different axes. Compare isotropic (def 1).
- ankylostomiasis — ancylostomiasis
- anne hutchinson — Anne Marbury [mahr-buh-ree] /ˈmɑr bə ri/ (Show IPA), 1591–1643, American religious liberal, born in England: banished from Massachusetts 1637.
- anne of austria — 1601–66, wife of Louis XIII of France and daughter of Philip III of Spain: regent of France (1643–61) for her son Louis XIV
- annihilationism — the teaching or principle that trespassers and evildoers are completely destroyed rather than made to suffer in hell after death
- annihilationist — A person who believes that eternal punishment is the annihilation of both the body and the soul.
- anomalistically — In an anomalistic manner; with irregularity.
- answer the door — When you answer the door, you go and open the door because a visitor has knocked on it or rung the bell.
- anteroposterior — Relating to or directed toward both front and back.
- anthony burgess — Anthony, 1917–93, English novelist and critic.
- anthony hawkins — Sir Anthony Hope ("Anthony Hope") 1863–1933, English novelist and playwright.
- anthropogenesis — the study of the origins of man
- anthropologists — Plural form of anthropologist.
- anthropometrics — the science of measuring the size and proportions of the human body (called anthropometry), especially as applied to the design of furniture and machines.
- anthropopathism — ascription of human passions or feelings to a being or beings not human, especially to a deity.
- anthropophagous — Who practices anthropophagy.
- anthropopsychic — the attribution of consciousness to divine beings and nature
- anthroposophist — A proponent of anthroposophy.
- anti-censorship — the act or practice of censoring.
- anti-conformist — a person who conforms, especially unquestioningly, to the usual practices or standards of a group, society, etc.
- anti-historical — of, pertaining to, treating, or characteristic of history or past events: historical records; historical research.
- antiabortionist — An antiabortionist is someone who wants to limit or prevent the legal availability of abortions.
- antiaphrodisiac — something that represses sexual desire