13-letter words containing on
- 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.
- aformentioned — Misspelling of aforementioned.
- african union — an organization of African states established in 2002 as successor to the OAU; it aims to encourage economic development and political stability through increased cooperation between its members
- afternoon tea — Afternoon tea is a small meal you can have in the afternoon. It includes a cup of tea and food such as sandwiches and cakes.
- aganglionosis — (medicine) A medical condition involving absence of ganglia.
- age of reason — a period of European history in the 18th cent. noted for belief in the ability of reason to discover truth, shape society, etc.
- agglomeration — An agglomeration of things is a lot of different things gathered together, often in no particular order or arrangement.
- agglutination — the act or process of agglutinating
- aggradational — (geology) Pertaining to or formed by aggradation.
- aggregational — resulting from aggregation
- agonistically — in an agonistic manner
- agro-economic — of or relating to a nation's agricultural economy, the financial problems of farmers as a group, etc.: mounting pressures on the agro-economic system.
- agronomically — in an agronomic manner
- air force one — the US Air Force plane used by the US president
- 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.
- air pollution — contamination of the atmosphere
- air-condition — to apply air conditioning to
- aldosteronism — high blood pressure caused by excess aldosterone in the blood and urine
- all-consuming — taking up all of someone's time and attention
- alliterations — Plural form of alliteration.
- allochthonous — (of rocks, deposits, etc) found in a place other than where they or their constituents were formed
- alluvial cone — a steep, narrow, cone-shaped alluvial fan formed where a swift stream suddenly slows down, as where an upland stream emerges abruptly into a level plain
- almond willow — a deciduous shrub or small tree, Salix triandra, a species of willow native to Europe and W and Central Asia that has flowers which produce catkins and leaves similar in shape to those of the almond tree
- almond-shaped — oval
- along the way — If something happens on the way or along the way, it happens during the course of a particular event or process.
- alongshoreman — a person employed to load and unload ships
- alonzo church — (person) A twentieth century mathematician and logician, and one of the founders of computer science. Church invented the lambda-calculus and posited a version of the Church-Turing thesis.
- alpha orionis — Betelgeuse
- amalgamations — Plural form of amalgamation.
- amazon parrot — any of several tropical American green parrots of the genus Amazona, popular as pets.
- american bond — a brickwork bond having a course of headers between five or six courses of stretchers.
- ammonia clock — an atomic clock based on the frequency of inversion of the ammonia molecule
- ammonia water — ammonia (def 2).
- ammonium salt — any salt containing the NH 4 + ion, formed by the neutralization of ammonium hydroxide by an acid.
- amphictyonies — Plural form of amphictyony.
- amphitryon 38 — a play (1938) by Jean Giraudoux.
- amplification — the act or result of amplifying
- anachronistic — You say that something is anachronistic when you think that it is out of date or old-fashioned.
- anachronously — in an anachronous manner
- analogization — A process or act of analogizing.
- anatomization — A process or act of anatomizing.
- anchorpersons — Plural form of anchorperson.
- andean condor — either of two large, New World vultures of the family Cathartidae, Gymnogyps californianus (California condor) or Vultur gryphus (Andean condor) the largest flying birds in the Western Hemisphere: the California condor is almost extinct; the Andean condor is greatly reduced in number and rare in many areas.
- andersonville — town in SW central Ga.: site of a Confederate prison in the Civil War
- anglicisation — The process by which something or someone (usually a word) is made more English. Usually applied to language or culture.
- anglicization — (US) alternative spelling of anglicisation.
- anharmonicity — (mechanics) Of or pertaining to the deviation of a system from harmonicity (being a harmonic oscillator).
- animadversion — criticism or censure
- animalization — to excite the animal passions of; brutalize; sensualize.