15-letter words containing a, u, t, o, s, c
- fusospirochetal — Relating to fusospirochetes.
- gigantopithecus — a genus of extinct ape of southern Asia existing during the Pliocene and Pleistocene epochs, known only from very large fossil jaws and teeth and believed to be perhaps the biggest hominoid that ever lived.
- graduate school — a school, usually a division of a university, offering courses leading to degrees more advanced than the bachelor's degree.
- hard-luck story — a story of misfortune designed to elicit sympathy
- hedgehog cactus — any of various rounded, usually spiny cacti of the genus Echinocereus, of the southwestern U.S. and Mexico, having bell-shaped flowers that close at night.
- heterodactylous — having the first and fourth toes directed backward, and the second and third forward, as in trogons.
- horatius cocles — a legendary Roman hero of the 6th century bc, who defended a bridge over the Tiber against Lars Porsena
- hubble constant — the ratio of the recessional velocity of galaxies to their distance from the sun, with current measurements of its value ranging from 50 to 100 km/sec per megaparsec.
- humidifications — Plural form of humidification.
- immunoreactions — Plural form of immunoreaction.
- inconsequential — of little or no importance; insignificant; trivial.
- insurrectionary — of, relating to, or of the nature of insurrection.
- interfoliaceous — situated between leaves, especially opposite leaves.
- iridocapsulitis — inflammation of the iris and the capsule of the lens.
- judeo-christian — of or relating to the religious writings, beliefs, values, or traditions held in common by Judaism and Christianity.
- lancaster sound — an arm of Baffin Bay, Nunavut Territory, Canada, leading W to the Parry Channel. 200 miles (320 km) long and 40 miles (64 km) wide.
- luncheon basket — a basket that you put food in and take somewhere for a picnic
- macro-structure — the gross structure of a metal, as made visible to the naked eye by deep etching.
- macrostructural — relating to or resembling a macrostructure
- macrostructures — Plural form of macrostructure.
- magnetic course — a course whose bearing is given relative to the magnetic meridian of the area.
- mahrisch-ostrau — German name of Moravská Ostrava.
- marcus antonius — Mark (Marcus Antonius) 83?–30 b.c, Roman general: friend of Caesar; member of the second triumvirate and rival of Octavian.
- masculinization — Medicine/Medical. to produce certain male secondary sex characteristics in (a female).
- mass production — the production or manufacture of goods in large quantities, especially by machinery.
- medical tourism — tourist travel for the purpose of receiving medical treatment or improving health or fitness: The spiraling cost of healthcare has contributed to the growth of medical tourism. Also called health tourism.
- microstructural — Of or pertaining to a microstructure.
- misarticulation — an act or the process of articulating: the articulation of a form; the articulation of a new thought.
- miscalculations — Plural form of miscalculation.
- miscommunicated — Simple past tense and past participle of miscommunicate.
- monoculturalism — The practice of actively preserving a culture to the exclusion of external influences.
- motor insurance — insurance for a motor vehicle such as a car, which provides protection against loss in the event of an accident, theft, etc
- mount suribachi — a volcanic hill in the Volcano Islands, on Iwo Jima: site of a US victory (1945) over the Japanese in World War II
- mountain rescue — search and rescue conducted on a mountain, for example of someone who has fallen, got lost, etc
- muscat and oman — former name of Oman.
- musculoskeletal — concerning, involving, or made up of both the muscles and the bones: the musculoskeletal system.
- narcotics squad — a department of the police which investigates crimes concerning illegal drugs
- 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.
- non-acquisitive — tending or seeking to acquire and own, often greedily; eager to get wealth, possessions, etc.: our acquisitive impulses; acquisitive societies.
- non-speculation — the contemplation or consideration of some subject: to engage in speculation on humanity's ultimate destiny.
- nonencapsulated — not encapsulated
- norman conquest — the conquest of England by the Normans, under William the Conqueror, in 1066.
- north caucasian — a language family including all the Caucasian languages north of the Caucasian divide, as Kabardian and the Circassian language proper, and a few between the divide and the Black Sea, as Abkhazian.
- obstacle course — a military training area having obstacles, as hurdles, ditches, and walls, that must be surmounted or crossed in succession.
- outside caliper — a caliper whose legs turn inward so that it can measure outside dimensions, as the diameter of a rod.
- overspeculation — the contemplation or consideration of some subject: to engage in speculation on humanity's ultimate destiny.
- pamprodactylous — having all four toes directed forward, as in swifts and colies.
- parti québécois — (in Canada) a political party in Quebec, formed in 1968 and originally advocating the separation of Quebec from the rest of the country
- past continuous — past progressive.