15-letter words containing t, o
- acknowledgments — a section of text containing an author’s statement acknowledging his or her use of the works of other authors and thanking the people who have helped him or her, usually printed at the front of a book
- acoustic guitar — an ordinary guitar, which produces its normal sound through the sounding board and is not amplified in any way
- acoustic screen — a fabric-covered, double-sided screen used in open areas such as offices to absorb noise
- acoustical tile — tile made in various sizes and textures from soft, usually fibrous, sound-absorbing material, as wood, cork, or metal, and typically applied to ceilings or walls.
- acousticophobia — Fear of noise.
- acoustoelectric — electroacoustic.
- acroanaesthesia — (pathology) Loss of sensation in the extremities.
- act of congress — a law that has been passed by both houses of the US Congress and signed by the president; if the president has chosen to veto the bill, it can be passed by a two-thirds majority in Congress
- actinochemistry — the branch of chemistry dealing with actinism; photochemistry.
- actinopterygian — belonging or pertaining to the Actinopterygii, a group of bony fishes.
- action painting — a development of abstract expressionism evolved in the 1940s, characterized by broad vigorous brush strokes and accidental effects of thrown, smeared, dripped, or spattered paint
- action reporter — a news reporter who reports to the public on matters of special interest to the consumer.
- action stations — the positions taken up by individuals in preparation for or during a battle
- active hydrogen — hydrogen in the form of single atoms, rather than molecules, which makes it extremely reactive.
- activity method — a type of teaching in which students acquire knowledge and understanding by participating in a set of specially designed activities, rather than by passively listening to a teacher
- adaptive optics — a technique used to increase the resolution of a ground-based astronomical telescope by counteracting the effects of the atmosphere on the image. A deforming mirror in the light path of the telescope maintains a pointlike image of the celestial body using either a real star or a laser beam as a reference
- adenoidectomies — Plural form of adenoidectomy.
- adhesive factor — the ratio of the force that can be exerted on driving wheels with full traction to the weight on the driving wheels, usually expressed as a percentage.
- adjective group — An adjective group or adjectival group is a group of words based on an adjective, such as 'very nice' or 'interested in football'. An adjective group can also consist simply of an adjective.
- adjectivization — Grammar. to make into an adjective, as by adding a suffix: The noun mirth can be adjectivized by adding -ful or -less to form the adjectives mirthful and mirthless.
- adlai stevenson — Adlai Ewing [ad-ley yoo-ing] /ˈæd leɪ ˈyu ɪŋ/ (Show IPA), 1835–1914, vice president of the U.S. 1893–97.
- administrations — Plural form of administration.
- admiralty cloth — melton cloth, used for coats and jackets, especially for the naval service.
- admiralty court — the court that has jurisdiction in matters relating to maritime law
- admiralty house — the official residence of the Governor General of Australia, in Sydney
- adoption agency — an agency that matches children needing adoption with people willing to adopt
- adoption papers — documentation relating to the adoption of a particular child
- adrenalectomies — Plural form of adrenalectomy.
- adrenoreceptors — Plural form of adrenoreceptor.
- adult education — Adult education is education for adults in a variety of subjects, most of which are practical, not academic. Classes are often held in the evenings.
- advantage court — the receiver's left-hand service court, into which the ball is served when one side has the advantage.
- adventuresomely — In an adventuresome manner.
- adventurousness — the quality of being adventurous
- advocate depute — a Scottish law officer with the functions of public prosecutor
- aegyptopithecus — a genus of extinct anthropoid ape of the Oligocene Period known from remains found in Egypt.
- aerodynamicists — Plural form of aerodynamicist.
- aeroplane cloth — a strong fabric made from cotton, linen, and nylon yarns, used for some light aircraft fuselages and wings
- aerotitis media — temporary deafness and pain arising from traumatic inflammation of the middle ear, caused by a rapid change in barometric pressure, as a rise in ambient cabin pressure in an aircraft descending from high altitude for landing.
- affine geometry — the branch of geometry dealing with affine transformations.
- after a fashion — If you say that something was done after a fashion, you mean that it was done, but not very well.
- afternoon watch — the watch from noon until 4 p.m.
- age-appropriate — Something that is age-appropriate is suitable for the age that a person is.
- aggregate score — a score calculated by adding the results of several matches
- agranulocytosis — a serious and sometimes fatal illness characterized by a marked reduction of leucocytes, usually caused by hypersensitivity to certain drugs
- agree to differ — to end an argument amicably while maintaining differences of opinion
- agro-industrial — the large-scale production, processing, and packaging of food using modern equipment and methods.
- air conditioned — If a room or vehicle is air conditioned, the air in it is kept cool and dry by means of a special machine.
- air conditioner — An air conditioner is a machine which keeps the air in a building cool and dry.
- air-superiority — designating a fighter aircraft built for long patrol capability at high altitudes and supersonic speeds, with air-to-air combat as its principal mission.
- airborne attack — an attack involving airborne troops