17-letter words containing h, a, s, l
- dehydrochlorinase — an enzyme that catalyzes the removal of hydrogen and chlorine atoms or ions from chlorinated hydrocarbons.
- dephlogisticating — Present participle of dephlogisticate.
- dephosphorylation — the removal of a phosphate group from an organic compound, as in the changing of ATP to ADP.
- dessert chocolate — cooking chocolate
- digital dashboard — (software) A personalised desktop portal that focuses on business intelligence and knowledge management.
- dipped headlights — road vehicle headlights which have been switched from the main to the lower beam
- dishonourableness — Alternative spelling of dishonorableness.
- displacement hull — a hull that displaces a significant volume of water when under way.
- 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.
- down-at-the-heels — of a shabby, run-down appearance; seedy: He is rapidly becoming a down-at-heel drifter and a drunk.
- drink like a fish — any of various cold-blooded, aquatic vertebrates, having gills, commonly fins, and typically an elongated body covered with scales.
- dull as dishwater — water in which dishes are, or have been, washed.
- dutch elm disease — a disease of elms characterized by wilting, yellowing, and falling of the leaves and caused by a fungus, Ceratostomella ulmi, transmitted by bark beetles.
- 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.
- english breakfast — An English breakfast is a breakfast consisting of cooked food such as bacon, eggs, sausages, and tomatoes. It also includes toast and tea or coffee.
- establishing shot — Cinema
- ethinyloestradiol — Alternative form of ethinylestradiol.
- facsimile machine — a machine which transmits and receives documents in facsimile transmission
- fee-paying school — a school which charges fees to parents of pupils
- female chauvinist — a female who patronizes, disparages, or otherwise denigrates males in the belief that they are inferior to females and thus deserving of less than equal treatment or benefit.
- female-chauvinist — a person who is aggressively and blindly patriotic, especially one devoted to military glory.
- 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.
- flash photography — photography using a momentary flash of artificial light as a source of illumination.
- flog a dead horse — a large, solid-hoofed, herbivorous quadruped, Equus caballus, domesticated since prehistoric times, bred in a number of varieties, and used for carrying or pulling loads, for riding, and for racing.
- 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).
- general discharge — a discharge from military service of a person who has served honorably but who has not met all the conditions of an honorable discharge.
- 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.
- glymphatic system — Anatomy. the system or process by which cerebrospinal fluid moves through channels formed by glia, cleansing the mammalian brain of harmful waste.
- go like hot cakes — to be sold very quickly or in large quantities
- golden hand-shake — a special incentive, as generous severance pay, given to an older employee as an inducement to elect early retirement.
- great vowel shift — a series of changes in the quality of the long vowels between Middle and Modern English as a result of which all were raised, while the high vowels (ē) and (o̅o̅), already at the upper limit, underwent breaking to become the diphthongs (ī) and (ou).
- ground angle shot — a photograph or film shot in which the lens is near the ground, usually pointing up somewhat
- guardhouse lawyer — a person in military service, especially an inmate of a guardhouse or brig, who is or claims to be an authority on military law, regulations, and soldiers' rights.
- gustavus adolphus — (Gustavus Adolphus) 1778–1837, king of Sweden 1792–1809 (son of Gustavus III).
- gustavus-adolphus — (Gustavus Adolphus) 1778–1837, king of Sweden 1792–1809 (son of Gustavus III).
- haematocrystallin — Alternative form of hematocrystallin.
- haitian solenodon — a rare shrewlike nocturnal mammal of the Caribbean, Solenodon paradoxus, having a long hairless tail and an elongated snout: family Solenodontidae, order Insectivora (insectivores)
- 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.
- hammer and sickle — the emblem of the Soviet Union, adopted in 1923 and consisting of an insignia of a hammer with its handle across the blade of a sickle and a star above.
- hard-shelled clam — quahog
- hard-shelled crab — a crab, esp. an edible sea crab, before it has shed its hard shell
- harmonic analysis — the calculation of Fourier series and their generalization.
- haroun-al-raschid — Harun al-Rashid.
- have feelings for — to be emotionally or sexually attracted to
- heterochlamydeous — (of a plant) having a perianth consisting of distinct sepals and petals