12-letter words containing on
- aeroneurosis — a functional disorder of aeroplane pilots characterized by anxiety and various psychosomatic disturbances, caused by insufficient oxygen at high altitudes and the emotional tension of flying
- aeroplankton — the tiny plants, animals, and bacteria living and floating in the air
- affectations — Plural form of affectation.
- affectionado — Misspelling of aficionado.
- affectionate — If you are affectionate, you show your love or fondness for another person in the way that you behave towards them.
- afficionados — Plural form of afficionado.
- affiliations — Plural form of affiliation.
- affirmations — Plural form of affirmation.
- affrontingly — in an affronting manner
- aforestation — Alternative spelling of afforestation.
- agathodaemon — A benevolent spirit as opposed to a cacodemon (an evil daemon).
- agathodaimon — a spirit of good fortune, associated with the serpent
- aggravations — Plural form of aggravation.
- aggregations — Plural form of aggregation.
- aggrupations — Plural form of aggrupation.
- agony column — In a British newspaper or magazine, the agony column contains letters from readers about their personal problems, and advice on what to do about them.
- aileron roll — a roll consisting of one or more rotations, usually controlled by the use of ailerons.
- air division — an organizational unit smaller than an air force, usually composed of a headquarters and two or more wings
- alcaptonuria — Alternative spelling of alkaptonuria.
- aldolization — the conversion of an aldehyde to aldol
- alencon lace — an elaborate lace worked on a hexagonal mesh and used as a border, or a machine-made copy of this
- alexanderson — Ernst F. W [urnst] /ɜrnst/ (Show IPA), 1878–1975, U.S. engineer and inventor.
- alfonso xiii — 1886–1941, king of Spain (1886–1931), who was forced to abdicate on the establishment of the republic in 1931
- alimentation — sustenance; support
- alkalization — Alkalinization.
- alkaptonuria — excessive excretion of homogentisic acid in the urine, caused by a hereditary abnormality of the metabolism of tyrosine and phenylalanine.
- alliteration — Alliteration is the use in speech or writing of several words close together which all begin with the same letter or sound.
- almond green — a yellowish-green colour
- almond paste — ground almond mixture
- alongside of — at the side of; beside; adjoining
- alpha leonis — Regulus1
- altercations — Plural form of altercation.
- alternations — Plural form of alternation.
- alton towers — a 19th-century Gothic Revival mansion with extensive gardens in NW central England, in Staffordshire: site of a large amusement park
- amalgamation — the action or process of amalgamating
- amazon river — a river in N South America, flowing E from the Peruvian Andes through N Brazil to the Atlantic Ocean: the largest river in the world in volume of water carried. 3900 miles (6280 km) long.
- ambiposition — (linguistics) An adposition that can occur either before or after its complement.
- ambitionless — without ambition, unambitious
- amelioration — the act or an instance of ameliorating or the state of being ameliorated
- amfebutamone — (former name) The drug bupropion.
- ammonium ion — the ion NH4+, formed from ammonia and present in aqueous solutions of ammonia and in many salts
- among others — used to indicate that there are several more people like the one or ones mentioned, but that you do not intend to mention them all
- amortisation — Alternative spelling of amortization.
- amortization — the process of amortizing a debt
- amphictyonic — of or relating to an amphictyon or an amphictyony.
- an iron fist — a cruel and unyielding attitude or approach
- anachronical — Not in the correct date order. Chronologically incorrect.
- anachronisms — Plural form of anachronism.
- anachronists — Plural form of anachronist.
- anacolouthon — Alternative spelling of anacoluthon (A break in sequence, that occurs when the scheme of a sentence is changed in its course. Incoherence in a sentence.).