15-letter words containing a, c, o, u, s
- 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.
- group insurance — life, accident, or health insurance available to a group of persons, as the employees of a company, under a single contract, usually without regard to physical condition or age of the individuals.
- guild socialism — a form of socialism developed in England in the 20th century, emphasizing decentralization of industry and services with control to be vested in autonomous guilds of workers.
- gulf of fonseca — an inlet of the Pacific Ocean in W Central America
- hamamelidaceous — belonging to the Hamamelidaceae, the witch hazel family of plants.
- hard-luck story — a story of misfortune designed to elicit sympathy
- hausdorff space — a topological space in which each pair of points can be separated by two disjoint open sets containing the points.
- have a crush on — be attracted to: sb
- 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.
- homochlamydeous — (of a plant) having a perianth in which the sepals and petals are fused together and indistinguishable
- horatius cocles — a legendary Roman hero of the 6th century bc, who defended a bridge over the Tiber against Lars Porsena
- house physician — a house officer working in a medical as opposed to a surgical discipline
- 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.
- human resources — (used with a plural verb) people, especially the personnel employed by a given company, institution, or the like.
- humidifications — Plural form of humidification.
- humpback salmon — a pink salmon inhabiting North Pacific waters: so-called because of the hump that appears behind the head of the male when it is ready for spawning.
- image-conscious — concerned about the way one comes across to other people and the impression one creates
- immunoreactions — Plural form of immunoreaction.
- incapaciousness — the quality of not having (sufficiently) great capacity
- incommensurable — not commensurable; having no common basis, measure, or standard of comparison.
- incommensurably — In an incommensurable manner; immeasurably.
- inconsequential — of little or no importance; insignificant; trivial.
- inefficaciously — Without efficacy or effect.
- 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.
- islands council — (in Scotland since 1975) any of the three divisions (Orkney, Shetland, and the Western Isles) into which the Scottish islands are divided for purposes of local government
- jaques-dalcroze — Émile [French ey-meel] /French eɪˈmil/ (Show IPA), 1865–1950, Swiss composer and teacher: created eurythmics.
- jerusalem cross — a cross whose four arms are each capped with a crossbar and often with a small Greek cross centered in each quadrant.
- joseph jacquard — Joseph Marie [zhoh-zef ma-ree] /ʒoʊˈzɛf ma ri/ (Show IPA), 1752–1834, French inventor.
- judeo-christian — of or relating to the religious writings, beliefs, values, or traditions held in common by Judaism and Christianity.
- jukebox musical — a musical play or film that is based around a series of well-known popular songs
- 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.
- language school — A language school is a private school where a foreign language is taught.
- leading counsel — the more senior of two counsels
- legal successor — a person or thing that legally follows, esp a person who succeeds another in an office
- lissencephalous — having the cephalic disorder of a lack of developed brain folds
- locus classicus — classical source: a passage commonly cited to illustrate or explain a subject or word.
- long-sufferance — long-suffering.
- 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.
- macrosporangium — megasporangium.
- macrostructural — relating to or resembling a macrostructure
- macrostructures — Plural form of macrostructure.
- magic mushrooms — a mushroom, Psilocybe mexicana, of Mexico and the southwestern U.S., containing the hallucinogen psilocybin.
- magnetic course — a course whose bearing is given relative to the magnetic meridian of the area.
- mahrisch-ostrau — German name of Moravská Ostrava.