13-letter words containing s, t, o
- aerodigestive — of or relating to the organs and tissues of the respiratory tract and the upper part of the digestive tract
- aeromagnetics — the science of measuring magnetic characteristics associated with atmospheric conditions of the earth.
- aerosinusitis — inflammation of the nasal sinuses caused by the effect on the sinuses of changes in atmospheric pressure.
- aerostructure — any separately manufactured unit, component, or section of an aircraft or other vehicle capable of flight
- affectionless — showing no affection or kindly disposition towards
- afforestation — Afforestation is the process of planting large numbers of trees on land which has few or no trees on it.
- afterthoughts — Plural form of afterthought.
- agglutinogens — Plural form of agglutinogen.
- agonistically — in an agonistic manner
- agro-industry — the large-scale production, processing, and packaging of food using modern equipment and methods.
- agrobiologist — One who studies bacteria and other organisms in soil for the purpose of growing crops or feeding animals.
- agroecologist — One who studies agroecology.
- agrostography — a treatise on grasses.
- agrostologist — a person who specializes in agrostology
- agroterrorism — the use of biological agents as weapons against agricultural and food-supply industries
- ahistorically — In an ahistorical way.
- airworthiness — (of an aircraft) meeting established standards for safe flight; equipped and maintained in condition to fly.
- aius locutius — a disembodied voice that warned the Romans of a coming invasion by the Gauls.
- albertosaurus — A giant fierce carnivorous tyrannosaurus-like dinosaur, of gemus Albertosaurus, discovered in Alberta, Canada.
- aldosteronism — high blood pressure caused by excess aldosterone in the blood and urine
- alligatorfish — a slender marine fish, Aspidophoroides monopterygius, of Atlantic seas, having overlapping plates covering the body.
- alliterations — Plural form of alliteration.
- allochthonous — (of rocks, deposits, etc) found in a place other than where they or their constituents were formed
- alphabet soup — a confusing series of acronyms or abbreviations
- alstroemerias — Plural form of alstroemeria.
- althorp house — a mansion in Northamptonshire: seat of the Earls Spencer since 1508; originally a medieval house; altered (1787) to its present neoclassical style by Henry Holland. Diana, Princess of Wales is buried on Round Oval Island in the centre of the ornamental lake in Althorp Park
- alumosilicate — (inorganic chemistry) The anion [AlSiO4]-1.
- amalgamations — Plural form of amalgamation.
- amarantaceous — amaranthine
- ambidexterous — ambidextrous
- ambient noise — the level of the total noise in an area
- ambimoustrous — able to use a computer mouse proficiently with either hand
- ambitiousness — having ambition; eagerly desirous of achieving or obtaining success, power, wealth, a specific goal, etc.: ambitious students.
- ammonium salt — any salt containing the NH 4 + ion, formed by the neutralization of ammonium hydroxide by an acid.
- amniocenteses — Plural form of amniocentesis.
- amniocentesis — If a pregnant woman has an amniocentesis, fluid is removed from her womb in order to check that her unborn baby is not affected by certain genetic disorders.
- amor asteroid — one of a small group of asteroids whose orbits approach but do not cross that of the earth: named after the first such asteroid discovered (1932).
- amphictyonies — Plural form of amphictyony.
- amphiprostyle — (esp of a classical temple) having a set of columns at both ends but not at the sides
- amphistomatal — (of a leaf) having stomata on both surfaces
- amphitrichous — having a single flagellum at each end.
- amphotericins — Plural form of amphotericin.
- anachronistic — You say that something is anachronistic when you think that it is out of date or old-fashioned.
- and then some — and more than that
- androcentrism — centered on, emphasizing, or dominated by males or masculine interests: an androcentric society; an androcentric religion.
- anesthetic to — incapable of feeling or responding to
- anfractuosity — the condition or quality of being anfractuous
- angioplasties — Plural form of angioplasty.
- angiotensin i — 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.
- anglicisation — The process by which something or someone (usually a word) is made more English. Usually applied to language or culture.