15-letter words containing a, r, o, y, s
- inversion layer — a layer of the atmosphere in which there is a temperature inversion, with the layer tending to prevent the air below it from rising, thus trapping any pollutants that are present.
- ionospherically — by the ionosphere
- irresolvability — The quality of being irresolvable.
- island grey fox — a similar and related animal, U. littoralis, inhabiting islands off North America
- japanese oyster — a commercial oyster, Ostrea gigas, of the Pacific coast of North America, introduced from Japan.
- kailyard school — a school of writers describing homely life in Scotland, with much use of Scottish dialect: in vogue toward the close of the 19th century.
- kaleyard school — a group of writers who depicted the sentimental and homely aspects of life in the Scottish Lowlands from about 1880 to 1914. The best known contributor to the school was J. M. Barrie
- keyboard skills — ability to input information using a keyboard
- keynote address — a speech, as at a political convention, that presents important issues, principles, policies, etc.
- keynote speaker — sb: gives opening speech
- labyrinthodonts — Plural form of labyrinthodont.
- laser ring gyro — a system of aerial navigation in which rotation is sensed by the measuring of the frequency shift of laser light in a closed circuit in a horizontal plane
- learned society — an organization devoted to the scholarly study of a particular field or discipline, as modern languages, psychology, or history.
- legacy software — legacy system
- lesser dionysia — (in ancient Attica) the wine feasts, processions, and dramatic performances composing one of the festivals honoring Dionysus, held in the middle of December.
- lord privy seal — a cabinet minister without portfolio.
- lose your heart — If you lose your heart to someone, you fall in love with them.
- macro-sociology — the sociological study of large-scale social systems and long-term patterns and processes.
- macroscopically — visible to the naked eye. Compare microscopic (def 1).
- main royal mast — the part of the mainmast situated immediately above, and generally formed as a single spar with, the main topgallantmast.
- manorial system — manorialism.
- marfan syndrome — a hereditary disorder characterized by abnormally elongated bones, especially in the extremities, hypermotility of the joints, and circulatory and eye abnormalities.
- marine surveyor — a person who carries out surveys of ships to determine seaworthiness, etc
- medical history — the past background of a person in terms of health
- microcosmically — in a microcosmic manner
- microphysically — in a microphysical manner
- microscopically — so small as to be invisible or indistinct without the use of the microscope: microscopic organisms. Compare macroscopic.
- military school — military academy.
- monkey, scratch — scratch monkey
- morelos y pavon — José María [haw-se mah-ree-ah] /hɔˈsɛ mɑˈri ɑ/ (Show IPA), 1765–1815, Mexican priest and revolutionary leader.
- moreton bay ash — an Australian eucalyptus tree, E. tessellaris, having drooping branches and grey bark
- morning prayers — early-morning act of religious worship
- morphosyntactic — involving both morphology and syntax.
- moving stairway — escalator (def 1).
- myofibroblastic — Relating to myofibroblasts.
- nanocrystalline — Of, pertaining to, or composed of nanocrystals.
- nasopharyngitis — (medicine) An inflammation of the nasal passages, and of the upper pharynx.
- natural history — the sciences, as botany, mineralogy, or zoology, dealing with the study of all objects in nature: used especially in reference to the beginnings of these sciences in former times.
- nearly-new shop — a shop that sells secondhand clothes and other objects
- necessary stool — close-stool.
- net.personality — Someone who has made a name for him or herself on Usenet, through either longevity or attention-getting posts, but doesn't meet the other requirements of net.godhood.
- neuroplasticity — the capacity of the nervous system to develop new neuronal connections: research on neuroplasticity of the brain after injury.
- neuropsychiatry — the branch of medicine dealing with diseases involving the mind and nervous system.
- nicholas ridley — Nicholas, c1500–55, English bishop, reformer, and martyr.
- non-crystalline — of or like crystal; clear; transparent.
- noncompensatory — serving to compensate, as for loss, lack, or injury.
- nondisciplinary — of, for, or constituting discipline; enforcing or administering discipline: disciplinary action.
- nonpsychiatrist — a person who is not a psychiatrist
- nonstationarity — The condition of being nonstationary.
- normally-closed — Normally-closed switch contacts are in a closed state at rest.