17-letter words containing c, h, o, s, a
- dehydrochlorinase — an enzyme that catalyzes the removal of hydrogen and chlorine atoms or ions from chlorinated hydrocarbons.
- dephlogisticating — Present participle of dephlogisticate.
- despotic monarchy — absolute monarchy.
- dessert chocolate — cooking chocolate
- desynchronisation — (British spelling) Alternative form of desynchronization.
- desynchronization — to cause to indicate the same time, as one timepiece with another: Synchronize your watches.
- doberman pinscher — one of a German breed of medium-sized, short-haired dogs having a black, brown, or blue coat with rusty brown markings.
- douglas macarthur — Douglas, 1880–1964, U.S. general: supreme commander of allied forces in SW Pacific during World War II and of UN forces in Korea 1950–51.
- electroanesthesia — Anesthesia induced by cranial electrotherapy stimulation.
- elementary school — primary school
- encephalomyelitis — Inflammation of the brain and spinal cord, typically due to acute viral infection.
- fashion-conscious — interested in, and wanting to wear, fashionable clothes
- fee-paying school — a school which charges fees to parents of pupils
- first call on sth — If you have first call on something, you will be asked before anyone else whether you want to buy or use it.
- fourfold purchase — a tackle that is composed of a rope passed through two fourfold blocks in such a way as to provide mechanical power in the ratio of 1 to 5 or 1 to 4, depending on whether hauling is done on the running or the standing block and without considering friction. Compare tackle (def 2).
- french somaliland — a former name of Djibouti (def 1).
- gas chromatograph — a chromatograph used for the separation of volatile substances.
- gestatorial chair — a ceremonial chair on which the pope is carried
- glastonbury chair — a folding chair having legs crossed front-to-back and having arms connected to the back and to the front seat rail.
- go like hot cakes — to be sold very quickly or in large quantities
- haematocrystallin — Alternative form of hematocrystallin.
- half-round chisel — a cold chisel with a semicircular cutting edge used for making narrow channels
- hall of residence — Halls of residence are buildings with rooms or flats, usually built by universities or colleges, in which students live during the term.
- harmonic analysis — the calculation of Fourier series and their generalization.
- haroun-al-raschid — Harun al-Rashid.
- hasbrouck heights — a borough in NE New Jersey.
- herbaceous border — A herbaceous border is a flower bed containing a mixture of plants that flower every year.
- heterochlamydeous — (of a plant) having a perianth consisting of distinct sepals and petals
- hexacosanoic acid — cerotic acid.
- high-carbon steel — steel containing between 0.5 and 1.5 per cent carbon
- hippocampal gyrus — a convolution on the inner surface of the temporal lobe of the cerebrum, bordering the hippocampus.
- histamine blocker — any of various substances that act at a specific receptor site to block certain actions of histamine.
- histopathological — the science dealing with the histological structure of abnormal or diseased tissue; pathological histology.
- historical method — the process of establishing general facts and principles through attention to chronology and to the evolution or historical course of what is being studied.
- historical school — a school of economists that arose in Germany in the 19th century in reaction to the principles of the classical economists, and that maintained that the factors making up an economy are variable and develop out of social institutions.
- historiographical — the body of literature dealing with historical matters; histories collectively.
- hold all the aces — If you say that someone holds all the aces, you mean that they have all the advantages in a contest or situation.
- hollandaise sauce — a sauce of egg yolks, butter, lemon juice, and seasonings.
- homeland security — national defence
- homogentisic acid — an intermediate compound in the metabolism of tyrosine and of phenylalanine, found in excess in the blood and urine of persons affected with alkaptonuria.
- horseradish sauce — a piquant sauce made from horseradish root, vinegar, etc, and traditionally eaten in Britain with roast beef
- horticulturalists — Plural form of horticulturalist.
- household cavalry — (in Britain) cavalry units forming part of the ceremonial guard of the monarch.
- housekeeping cart — A housekeeping cart is a large metal basket on wheels which is used by a cleaner in a hotel to move clean bed linen, towels, and cleaning equipment.
- hubble's 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.
- hydrogasification — a high-temperature, high-pressure process for producing liquid or gaseous fuels from fine particles of coal and hydrogen gas
- hydrotherapeutics — hydrotherapy.
- hyperbolic secant — a hyperbolic function that is the reciprocal of cosh; sech
- hyperbolic spiral — rθ = a, (where a is a constant)
- hypochlorous acid — a weak, unstable acid, HOCl, existing only in solution and in the form of its salts, used as a bleaching agent and disinfectant.