12-letter words containing a, e, o
- adverb group — An adverb group or adverbial group is a group of words based on an adverb, such as 'very slowly' or 'fortunately for us'. An adverb group can also consist simply of an adverb.
- advertorials — Plural form of advertorial.
- aelurophilia — ailurophilia.
- aelurophobia — ailurophobia.
- aeolian harp — a stringed instrument that produces a musical sound when a current of air or wind passes over the strings
- aeolian mode — an authentic church mode represented on the white keys of a keyboard instrument by an ascending scale from A to A.
- aeolian tone — the musical tone produced by the passage of a current of air over a stretched string, etc, as in an aeolian harp
- aerification — an act of combining with air.
- aeroacoustic — Relating to aeroacoustics.
- aerodonetics — the study of soaring or gliding flight, esp the study of gliders
- aerodynamics — Aerodynamics is the study of the way in which objects move through the air.
- aeroelastics — the study of aeroelastic phenomena.
- aeroembolism — an embolism of air bubbles often caused by surgery, induced abortion, or decompression sickness
- aeromagnetic — of magnetism in the atmosphere
- aeromechanic — an aircraft mechanic
- aeromedicine — the medical treatment of disorders associated with air or space travel
- aeronautical — Aeronautical means involving or relating to the design and construction of aeroplanes.
- 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
- aerosiderite — a meteorite which is composed mainly of iron
- aerosol bomb — a metal receptacle, containing an inert gas under pressure, that sprays an insecticide, disinfectant, or the like when the gas is released by opening a valve.
- aesthesiogen — a substance that stimulates or produces sensation
- aethrioscope — an instrument which measures temperature changes caused by different conditions of the sky
- aetiological — of or relating to aetiology
- 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.
- affine group — the group of all affine transformations of a finite-dimensional vector space.
- afforestable — having the capacity to be turned into forest
- aforestation — Alternative spelling of afforestation.
- aforethought — premeditated (esp in the phrase malice aforethought)
- afrikanerdom — (in South Africa) Afrikaner nationalism based on pride in the Afrikaans language and culture, conservative Calvinism, and a sense of heritage as pioneers
- afrocentrism — centered on Africa or on African-derived cultures, as those of Brazil, Cuba, and Haiti: Afrocentric art.
- after a sort — to some extent
- after-school — After-school activities are those that are organized for children in the afternoon or evening after they have finished school.
- afterthought — If you do or say something as an afterthought, you do or say it after something else as an addition, perhaps without careful thought.
- agalmatolite — a soft, greenish, greyish or yellowish mineral, thought to be a variety of pinite, known particularly for its use by the Chinese for carving
- agamogenesis — asexual reproduction, such as fission or parthenogenesis
- agamogenetic — Of or pertaining to agamogenesis.
- agaricaceous — belonging to the Agaricaceae, a family of fungi including mushrooms having blade-shaped gills on the underside of the cap.
- agathodaemon — A benevolent spirit as opposed to a cacodemon (an evil daemon).
- agent orange — a highly poisonous herbicide used as a spray for defoliation and crop destruction, esp by US forces during the Vietnam War
- agglomerated — gathered together into a cluster or mass.
- agglomerates — Third-person singular simple present indicative form of agglomerate.
- agglomerator — gathered together into a cluster or mass.
- agglutinogen — an antigen that reacts with or stimulates the formation of a specific agglutinin
- aggregations — Plural form of aggregation.
- agranulocyte — a white blood cell without granules in its cytoplasm
- agrobusiness — the businesses collectively associated with the production, processing, and distribution of agricultural products.
- agrochemical — a chemical, such as a pesticide, used for agricultural purposes