15-letter words containing t, a, c, o, n
- airborne attack — an attack involving airborne troops
- airconditioning — Alternative spelling of air conditioning.
- alcohol content — the amount of alcohol that is present in an alcoholic drink
- alder buckthorn — a Eurasian rhamnaceous shrub, Frangula alnus, with small greenish flowers and black berry-like fruits
- all-you-can-eat — An all-you-can-eat buffet or restaurant is a buffet or restaurant at which you pay a fixed price, no matter how much or how little you eat.
- allorecognition — The ability of an individual organism to distinguish its own tissues from those of another.
- alpine accentor — a small bird of the sparrow family, Prunella collaris, found especially in mountain regions of S Europe and Asia
- alta california — a former Spanish colony of New Spain, in the modern-day states of California, Nevada, and N Arizona: ceded by Mexico to the United States 1848.
- aluminosilicate — a silicate in which some of the silicon in the tetrahedral unit SiO4 has been replaced by aluminium
- ambrosian chant — the liturgical chant, established by Saint Ambrose, characterized by ornamented, often antiphonal, singing.
- amenity society — a voluntary society established with the purpose of preserving historic art and architecture
- american cotton — upland cotton.
- american gothic — a painting (1930) by Grant Wood.
- american smooth — a style of competitive ballroom dancing which incorporates elements of Latin dance
- americanization — Americanization is the process by which people or countries become more and more similar to Americans and the United States.
- americanologist — a foreign expert or specialist in American cultural or political matters: a leading Americanologist in the Kremlin.
- ammunition clip — a device for storing rounds of ammunition and feeding them into a weapon
- anacoluthically — in an anacoluthic manner
- anacostia river — a river in the District of Columbia flowing into the Potomac River. about 24 miles (39 km) long.
- analog computer — a mechanical, electrical, or electronic computer that performs arithmetical operations by using some variable physical quantity, such as mechanical movement or voltage, to represent numbers
- anchorage point — a point to which something such as the straps securing a childseat can be safely attached
- ancient history — Ancient history is the history of ancient civilizations, especially Greece and Rome.
- ancient of days — a name for God, originating in the Authorized Version of the Old Testament (Daniel 7:9)
- ancylostomiasis — infestation of the human intestine with blood-sucking hookworms, causing progressive anaemia
- andrew of crete — a.d. c650–730, Greek poet and Orthodox archbishop of Crete.
- anfractuosities — Plural form of anfractuosity.
- angina pectoris — a sudden intense pain in the chest, often accompanied by feelings of suffocation, caused by momentary lack of adequate blood supply to the heart muscle
- angle of attack — the acute angle between the chord line of an aerofoil and the undisturbed relative airflow
- anisotropically — Physics. of unequal physical properties along different axes. Compare isotropic (def 1).
- anne hutchinson — Anne Marbury [mahr-buh-ree] /ˈmɑr bə ri/ (Show IPA), 1591–1643, American religious liberal, born in England: banished from Massachusetts 1637.
- anomalistically — In an anomalistic manner; with irregularity.
- antarctic ocean — the sea surrounding Antarctica, consisting of the most southerly parts of the Pacific, Atlantic, and Indian Oceans
- anthropocentric — regarding man as the most important and central factor in the universe
- anthropological — the science that deals with the origins, physical and cultural development, biological characteristics, and social customs and beliefs of humankind.
- anthropometrics — the science of measuring the size and proportions of the human body (called anthropometry), especially as applied to the design of furniture and machines.
- anthropomorphic — Anthropomorphic means relating to the idea that an animal, a god, or an object has feelings or characteristics like those of a human being.
- anthropopsychic — the attribution of consciousness to divine beings and nature
- anti-censorship — the act or practice of censoring.
- anti-commercial — of, relating to, or characteristic of commerce.
- anti-conformist — a person who conforms, especially unquestioningly, to the usual practices or standards of a group, society, etc.
- anti-corruption — the act of corrupting or state of being corrupt.
- anti-historical — of, pertaining to, treating, or characteristic of history or past events: historical records; historical research.
- anti-pathogenic — Pathology. capable of producing disease: pathogenic bacteria.
- anti-productive — having the power of producing; generative; creative: a productive effort.
- anti-technology — the branch of knowledge that deals with the creation and use of technical means and their interrelation with life, society, and the environment, drawing upon such subjects as industrial arts, engineering, applied science, and pure science.
- antiaphrodisiac — something that represses sexual desire
- antiaristocracy — Opposed to the aristocracy.
- anticarcinogens — Plural form of anticarcinogen.
- anticardiolipin — (medicine, immunology) Directed against cardiolipin.
- anticholesterol — an agent which acts against cholesterol, either as an antibody produced naturally by many mammals or in the form of a drug