15-letter words containing o, y, s
- a false economy — If you describe an attempt to save money as a false economy, you mean that you have not saved any money as you will have to spend a lot more later.
- abyssinian gold — Talmi gold.
- accessory fruit — a fruit having enlarged accessory structures in addition to those formed from the ovary, as the strawberry, in which the fleshy tissue is the enlarged receptacle and the true fruits are the small, dry achenes borne on its surface
- accessory nerve — either one of the eleventh pair of cranial nerves, which supply the muscles of the head, shoulders, larynx, and pharynx and the viscera of the abdomen and thorax
- achlorophyllous — containing no chlorophyll.
- actinochemistry — the branch of chemistry dealing with actinism; photochemistry.
- adenohypophysis — the anterior lobe of the pituitary gland
- admiralty house — the official residence of the Governor General of Australia, in Sydney
- adventuresomely — In an adventuresome manner.
- aegyptopithecus — a genus of extinct anthropoid ape of the Oligocene Period known from remains found in Egypt.
- aerodynamicists — Plural form of aerodynamicist.
- agranulocytosis — a serious and sometimes fatal illness characterized by a marked reduction of leucocytes, usually caused by hypersensitivity to certain drugs
- 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.
- albany congress — a meeting of delegates from seven American colonies, held in 1754 at Albany, New York, at which Benjamin Franklin proposed a plan (Albany Plan of Union) for unifying the colonies.
- all-risk policy — An all-risk policy is an insurance policy that covers all loss or damage however it is caused, apart from any stated exceptions.
- amaryllidaceous — of, relating to, or belonging to the Amaryllidaceae, a family of widely cultivated flowering plants having bulbs and including the amaryllis, snowdrop, narcissus, and daffodil
- amenity society — a voluntary society established with the purpose of preserving historic art and architecture
- aminoglycosides — Plural form of aminoglycoside.
- anaesthesiology — the science of administering anesthetics.
- 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
- angiomyolipomas — Plural form of angiomyolipoma.
- anisotropically — Physics. of unequal physical properties along different axes. Compare isotropic (def 1).
- ankylostomiasis — ancylostomiasis
- annapolis royal — a town in SE Canada in W Nova Scotia on an arm of the Bay of Fundy: the first settlement in Canada (1605). Pop: 550 (2001)
- anomalistically — In an anomalistic manner; with irregularity.
- anthony burgess — Anthony, 1917–93, English novelist and critic.
- anthony hawkins — Sir Anthony Hope ("Anthony Hope") 1863–1933, English novelist and playwright.
- anthropopsychic — the attribution of consciousness to divine beings and nature
- antiaristocracy — Opposed to the aristocracy.
- antihypotensive — An antihypotensive is any drug that raises low blood pressure.
- anybody's guess — a person of some importance: If you're anybody, you'll receive an invitation.
- apostrophically — (rhetoric) Using apostrophe; with sudden exclamatory dialogue.
- archaeastronomy — (astronomy, archaeology) The historical, especially archeological, study of astronomy; the study of the astronomical systems and methods of ancient cultures often embracing the astrology and cosmology of the past.
- archeoastronomy — the branch of archaeology that deals with the apparent use by prehistoric civilizations of astronomical techniques to establish the seasons or the cycle of the year, especially as evidenced in the construction of megaliths and other ritual structures.
- archiepiscopacy — a form of church government in which power is vested in archbishops.
- army air forces — a unit comprising almost all aviation, with its personnel, equipment, etc.: it became part of the Air Force on July 26, 1947.
- army-navy store — a retail store selling a stock of surplus army, naval, and other military apparel and goods, often at bargain rates.
- array processor — (processor) (Or "vector processor") A computer, or extension to its arithmetic unit, that is capable of performing simultaneous computations on elements of an array or table of data in some number of dimensions. The IBM AltiVec (the "Velocity Engine" used in the Apple G4 computers) is a vector processor. Common uses for array processors include analysis of fluid dynamics and rotation of 3d objects, as well as data retrieval, in which elements of a database are scanned simultaneously. Array processors are very rare now (1998).
- as you go along — If you do something as you go along, you do it while you are doing another thing, without preparing it beforehand.
- assemblypersons — Plural form of assemblyperson.
- assign a policy — If you assign a policy, you transfer legal ownership of an insurance policy to another person.
- astrodynamicist — a person who studies astrodynamics
- astronautically — In an astronautic way.
- astrophotometry — the measurement of the intensity of light of celestial objects.
- astrophysically — from an astrophysical point of view
- astrophysicists — Plural form of astrophysicist.
- as…as they come — the most characteristic example of a class or type
- at your service — You can use 'at your service' after your name as a formal way of introducing yourself to someone and saying that you are willing to help them in any way you can.
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