17-letter words containing n, s, a
- heart of darkness — a short novel (1902) by Joseph Conrad.
- heartbreakingness — The state or quality of being heartbreaking.
- heating apparatus — an apparatus that heats something
- heritage industry — an industry that manages the historical sites, buildings, and museums in a particular place, with the aim of encouraging tourism
- hexacosanoic acid — cerotic acid.
- high-carbon steel — steel containing between 0.5 and 1.5 per cent carbon
- highways engineer — a civil engineer trained and specialized in the planning, construction, maintenance, etc of highways and roads
- histamine blocker — any of various substances that act at a specific receptor site to block certain actions of histamine.
- hit the headlines — be prominently featured in the news
- hodgkin's disease — a type of cancer characterized by progressive chronic inflammation and enlargement of the lymph nodes of the neck, armpit, groin, and mesentery, by enlargement of the spleen and occasionally of the liver and the kidneys, and by lymphoid infiltration along the blood vessels.
- hold one's breath — If you say that someone is holding their breath, you mean that they are waiting anxiously or excitedly for something to happen.
- hold sb to ransom — If you say that someone is holding you to ransom in British English, or holding you for ransom in American English, you mean that they are using their power to try to force you to do something which you do not want to do.
- 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.
- hope against hope — the feeling that what is wanted can be had or that events will turn out for the best: to give up hope.
- hospital gangrene — Pathology. a contagious, often fatal gangrene, especially involving amputation stumps and war wounds, occurring usually in crowded, ill-kept hospitals, and caused by putrefactive bacteria.
- hot-and-sour soup — a spicy Chinese soup made with pork, chicken, beans, vinegar, etc., served hot
- hottentot's bread — elephant's-foot.
- household ammonia — diluted ammonia, often having a small quantity of detergent, used in the home for cleaning.
- 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.
- how the land lies — the prevailing conditions or state of affairs
- 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.
- hungarian goulash — goulash (def 1).
- hydrogasification — a high-temperature, high-pressure process for producing liquid or gaseous fuels from fine particles of coal and hydrogen gas
- hyperbolic secant — a hyperbolic function that is the reciprocal of cosh; sech
- hyperpolarisation — Alternative spelling of hyperpolarization.
- hypoglossal nerve — either one of the twelfth pair of cranial nerves, consisting of motor fibers that innervate the muscles of the tongue.
- hyposensitization — The state or process of being reduced in sensitivity especially to an allergen.
- i am bound to say — You can say 'I am bound to say' to introduce a statement expressing something that you find undesirable or unexpected.
- i wouldn't say no — You use 'I wouldn't say no' to indicate that you would like something, especially something that has just been offered to you.
- iberian peninsula — Also called Iberian Peninsula. a peninsula in SW Europe, comprising Spain and Portugal.
- ichthyosarcotoxin — a term applied to any poison found in the flesh of poisonous fishes.
- icosidodecahedron — A semiregular polyhedron with twelve faces that are regular pentagons and twenty that are equilateral triangles.
- icositetrahedrons — Plural form of icositetrahedron.
- idiosyncratically — pertaining to the nature of idiosyncrasy, or something peculiar to an individual: The best minds are idiosyncratic and unpredictable as they follow the course of scientific discovery.
- illinois waterway — a waterway system in N Illinois made up of canals and rivers connecting Lake Michigan in Chicago with the Mississippi River. 336 miles (541 km) long.
- illusionistically — In an illusionistic manner.
- image intensifier — any of various devices for amplifying the intensity of an optical image, sometimes used in conjunction with an image converter
- immediate version — child version
- immigrant workers — people who work in a country they arrived to in order to settle there
- immunodiagnostics — the determination of immunologic characteristics of individuals, cells, and other biologic entities.
- immunosuppressant — (pharmacology) Capable of immunosuppression, immunosuppressive.
- impersonalization — to make impersonal: The dial system impersonalized the telephone.
- impersonification — (archaic) the act of impersonating; impersonation.
- implosion therapy — a form of behavior therapy involving intensive recollection and review of anxiety-producing situations or events in a patient's life in an attempt to develop more appropriate responses to similar situations in the future.
- impracticableness — The state of being impracticable; impracticability.
- impressionability — easily impressed or influenced; susceptible: an impressionable youngster.
- improvisationally — In an improvisational way.
- imputation system — a former taxation system in which some, or all, of the corporation tax on a company was treated as a tax credit on account of the income tax paid by its shareholders on their dividends; discontinued from 1999