18-letter words containing h, a, n
- temporary hardness — hardness of water due to the presence of magnesium and calcium hydrogencarbonates, which can be precipitated as carbonates by boiling
- tetrachloromethane — carbon tetrachloride.
- the american dream — the notion that the American social, economic, and political system makes success possible for every individual
- the back of beyond — a very remote place
- the bird has flown — the person in question has fled or escaped
- the black and tans — a specially recruited armed auxiliary police force sent to Ireland in 1921 by the British Government to combat Sinn Féin
- the black mountain — a mountain range in S Wales, in E Carmarthenshire and W Powys. Highest peak: Carmarthen Van, 802 m (2632 ft)
- the blue hen state — a nickname for the state of Delaware
- the damage is done — If you say 'the damage is done', you mean that it is too late now to prevent the harmful effects of something that has already happened.
- the dark continent — a term for Africa when it was relatively unexplored
- the dismal science — a name for economics coined by Thomas Carlyle
- the electronic age — the electronic age began when electronic equipment, including computers came into use
- the final solution — the code name used by the Nazis to refer to the plan of mass murder of the Jews
- the french riviera — the Mediterranean coastal region of France from Cannes eastward to Italy
- the full treatment — If you say that someone is given the full treatment, you mean either that they are treated extremely well or that they are treated extremely severely.
- the general public — the people in a society; people in general
- the grand national — an annual steeplechase run at Aintree, Liverpool, since 1839
- the hand of fatima — a symbol of a hand used in some Arabic countries to protect against the evil eye, a magical power
- the heavens opened — it started pouring with rain
- the hunger marches — a number of processions by unemployed workers in the 1930s to protest against unemployment and deprivation
- the intelligentsia — the educated or intellectual people in a society or community
- the internationale — a revolutionary socialist hymn, first sung in 1871 in France
- the magnolia state — a nickname referring to Mississippi
- the major rogation — April 25, observed by Christians as a day of solemn supplication for the harvest and marked by processions, special prayers, and blessing of the crops
- the masurian lakes — a group of lakes in Masuria in NE Poland: scene of Russian defeats by the Germans (1914, 1915) during World War I
- the mountain state — a nickname referring to West Virginia
- the north atlantic — the northern part of the Atlantic Ocean, especially the waters separating North America and Europe
- the northern karoo — a high arid plateau in South Africa, north of the Central Karoo
- the passenger seat — the seat used by a passenger of a car, beside the driver
- the queen of sheba — a queen of the Sabeans, who visited Solomon (I Kings 10:1–13)
- the south atlantic — the part of the Atlantic Ocean that lies to the south of the equator
- the stars and bars — the flag of the Confederate States of America
- the sun also rises — a novel (1926) by Ernest Hemingway.
- the sunshine state — the nickname of the US state of Florida, which comes from its sunny climate
- the-dark-continent — Africa: so called, especially during the 19th century, because little was known about it.
- there you go again — Phrases such as there you go again are used to show annoyance at someone who is repeating something that has annoyed you in the past.
- thermal efficiency — the ratio of the work output of a heat engine to the heat input expressed in the same units of energy.
- thermogalvanometer — a thermoammeter for measuring small currents, consisting of a thermocouple connected to a direct-current galvanometer.
- thermonuclear bomb — hydrogen bomb.
- thioantimonic acid — a hypothetical acid, H3SbS4, known only in the form of its salts
- thioarsenious acid — any of a group of hypothetical acids, H3AsS3, HAsS2, and H4As2S5, known only in the forms of their salts
- third man argument — (in the philosophy of Aristotle) the argument against the existence of Platonic Forms that since the Form of Man is itself a perfect man, a further form (the "third" man) would be required to explain this, and so ad infinitum
- thiruvananthapuram — a state in SW India: formerly the regions of Travancore and Cochin. 15,005 sq. mi. (38,836 sq. km). Capital: Thiruvananthapuram.
- thomas alva edison — Thomas Alva [al-vuh] /ˈæl və/ (Show IPA), 1847–1931, U.S. inventor, especially of electrical devices.
- thorfinn karlsefni — 980–after 1007, Icelandic navigator, explorer, and leader of early colonizing expedition to Vinland, in North America.
- threatened species — a species likely, in the near future, to become an endangered species within all or much of its range.
- three-cornered hat — a triangular shaped hat which was popular in the 17th and 18th centuries; its turned up brim formed a gutter for catching rain
- three-day eventing — participation in a three day equestrian competition consisting of dressage, cross-country jumping, and stadium jumping
- thrills and spills — If you refer to thrills and spills, you are referring to an experience which is exciting and full of surprises.
- to a grinding halt — If you describe a bad situation as grinding, you mean it never gets better, changes, or ends.