12-letter words containing o, a
- 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
- afro-asiatic — a family of languages of SW Asia and N Africa, consisting of the Semitic, ancient Egyptian, Berber, Cushitic, and Chadic subfamilies
- afro-british — of or relating to British people of African descent
- 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).
- agathodaimon — a spirit of good fortune, associated with the serpent
- 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
- aggravations — Plural form of aggravation.
- aggregations — Plural form of aggregation.
- aggrupations — Plural form of aggrupation.
- agnostically — a person who holds that the existence of the ultimate cause, as God, and the essential nature of things are unknown and unknowable, or that human knowledge is limited to experience. Synonyms: disbeliever, nonbeliever, unbeliever; doubter, skeptic, secularist, empiricist; heathen, heretic, infidel, pagan.
- 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.
- agranulocyte — a white blood cell without granules in its cytoplasm
- agriproducts — Plural form of agriproduct.
- 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
- agroforester — a person who carries out agroforestry
- agroforestry — a method of farming integrating herbaceous and tree crops
- agroindustry — an activity combining agriculture and industry
- aichmophobia — the fear of pointed objects, esp needles, pins, etc
- aide-memoire — An aide-memoire is something such as a list that you use to remind you of something.
- aileron roll — a roll consisting of one or more rotations, usually controlled by the use of ailerons.
- ailurophiles — Plural form of ailurophile.
- ailurophilia — a liking for cats, as by cat fanciers.
- ailurophilic — relating to ailurophilia
- ailurophobes — Plural form of ailurophobe.
- ailurophobia — an abnormal fear of cats
- ailurophobic — relating to ailurophobia
- aiming point — the point at which a gun or bombsight is aimed in order to strike a desired target, often a point in advance of or behind the actual target.
- air corridor — an air route along which aircraft are allowed to fly
- air division — an organizational unit smaller than an air force, usually composed of a headquarters and two or more wings
- air embolism — the presence in the tissues and blood of a gas, such as air or nitrogen bubbles, caused by an injection of air or, in the case of nitrogen, by an abrupt and substantial reduction in the ambient pressure
- air observer — observer (def 3).
- airbrush out — to remove evidence of (someone or something from photographs, books, or history)
- airpocalypse — (informal) The presence of dense smog in many parts of China.
- airport code — a three-letter abbreviation of the names of the world's major airports, used especially as an identifier for routing baggage.
- alalcomeneus — the first man: he reared Athena and reconciled Zeus and Hera.
- albuminoidal — (chemistry) Of the nature of an albuminoid.