13-letter words containing a, e, t, i, o
- aggiornamento — the process of bringing up to date methods, ideas, etc
- agglomeration — An agglomeration of things is a lot of different things gathered together, often in no particular order or arrangement.
- agglomerative — gathered together into a cluster or mass.
- agglutinogens — Plural form of agglutinogen.
- aggregational — resulting from aggregation
- agrobacterium — A soil bacterium, of the genus Agrobacterium, which can fix nitrogen, and causes the formation of crown galls in plants.
- agroecologist — One who studies agroecology.
- agroterrorism — the use of biological agents as weapons against agricultural and food-supply industries
- ahead of time — If you do something ahead of time, you do it before a particular event or before you need to, in order to be well prepared.
- air injection — injection of liquid fuel into the cylinder of an internal-combustion engine, especially a diesel, by means of a jet of compressed air.
- aircraftwomen — Plural form of aircraftwoman.
- airline pilot — a person who flies planes as a profession and works for a commercial airline
- airport novel — People sometimes refer to long novels such as thrillers and romances that are written in a popular style as airport novels.
- airworthiness — (of an aircraft) meeting established standards for safe flight; equipped and maintained in condition to fly.
- aldosteronism — high blood pressure caused by excess aldosterone in the blood and urine
- all over with — above in place or position: the roof over one's head.
- allhallowtide — the season of All Saints' Day (Allhallows)
- alliterations — Plural form of alliteration.
- allylthiourea — thiosinamine.
- alphabetiform — having similarities to letters of the alphabet
- alstroemerias — Plural form of alstroemeria.
- aluminothermy — a process for reducing metallic oxides using finely divided aluminium powder. The mixture of aluminium and the oxide is ignited, causing the aluminium to be oxidized and the metal oxide to be reduced to the metal
- alumosilicate — (inorganic chemistry) The anion [AlSiO4]-1.
- ambidexterous — ambidextrous
- ambient noise — the level of the total noise in an area
- ambitiousness — having ambition; eagerly desirous of achieving or obtaining success, power, wealth, a specific goal, etc.: ambitious students.
- amenhotep iii — Greek name Amenophis. ?1411–?1375 bc, Egyptian pharaoh who expanded Egypt's influence by peaceful diplomacy and erected many famous buildings
- aminobenzoate — (organic chemistry) Any salt or ester of aminobenzoic acid.
- aminothiazole — (chemistry) A heterocyclic amine, the starting point for synthesis of many compounds, sometimes used as a thyroid inhibitor in the treatment of hyperthyroidism.
- aminotriazole — a white, crystalline, soluble powder, NHNC(NH2)NCH, used for killing weeds or other undesired vegetation: a carcinogen
- ammonia water — ammonia (def 2).
- 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
- amphotericins — Plural form of amphotericin.
- androcentrism — centered on, emphasizing, or dominated by males or masculine interests: an androcentric society; an androcentric religion.
- anecdotically — in an anecdotical manner
- anesthetic to — incapable of feeling or responding to
- angiokeratoma — a skin disease characterized by clusters of dilated blood vessels and by thickened skin, forming warty growths, especially on the scrotum, fingers, and toes.
- 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.
- anisometropia — an imbalance in the power of the two eyes to refract light
- anisometropic — relating to anisometropia
- annexationism — the theory or practice of taking over another country's territory, especially by force.
- annexationist — the theory or practice of taking over another country's territory, especially by force.
- antenniferous — having antennae
- anthophyllite — a black or greenish-black mineral from the hornblende group, found in igneous and metamorphic rocks
- anthraquinone — a yellow crystalline solid used in the manufacture of dyes, esp anthraquinone dyes, which have excellent colour properties. Formula: C6H4(CO)2C6H4