17-letter words containing h, e, y, n
- spherical polygon — a closed figure formed by arcs of great circles on a spherical surface.
- spiny-headed worm — any of a small group of endoparasites of the phylum Acanthocephala, as larvae parasitic in insects and crustaceans and as adults in various vertebrates.
- spondylolisthesis — the forward displacement of a vertebra.
- spongy parenchyma — the lower layer of the ground tissue of a leaf, characteristically containing irregularly shaped cells with relatively few chloroplasts and large intercellular spaces.
- stage-door johnny — a man who often goes to a theater or waits at a stage door to court an actress.
- steamship company — a company which has a fleet of steamships
- sulfonyl chloride — a colorless liquid, SO 2 Cl 2 , having a very pungent odor and corrosive to the skin and mucous membranes: used as a chlorinating or sulfonating agent.
- sunbury-on-thames — a town in SE England, in N Surrey. Pop: 27 415 (2001)
- surprise symphony — the Symphony No. 94 in G major (1791) by Franz Josef Haydn.
- sydenham's chorea — a form of chorea affecting children, often associated with rheumatic fever
- synchronous speed — the speed at which an alternating-current machine must operate to generate electromotive force at a given frequency.
- synthetic biology — the application of computer science techniques to create artificial biological systems
- synthetic phonics — a method of teaching people to read by training them to pronounce sounds associated with particular letters in isolation and then blend them together
- thabana-ntlenyana — a mountain in Lesotho: the highest peak of the Drakensberg Mountains. Height: 3482 m (11 425 ft)
- the alpine valley — a straight fracture on the moon that cuts the Alps in two
- the black country — the formerly heavily industrialized region of central England, northwest of Birmingham
- the death penalty — capital punishment
- the pennsylvanian — the Pennsylvanian period or rock system, equivalent to the Upper Carboniferous of Europe
- the penny dropped — If you say the penny dropped, you mean that someone suddenly understood or realized something.
- the underemployed — underemployed people
- theory of numbers — number theory.
- three-day eventer — a rider or horse that takes part in three-day eventing
- thyestean banquet — a banquet at which human flesh is served
- to have it in you — If you have it in you, you have abilities and skills which you do not usually use and which only show themselves in a difficult situation.
- trichloroethylene — a colorless, poisonous liquid, C 2 HCl 3 , used chiefly as a degreasing agent for metals and as a solvent, especially in dry cleaning, for fats, oils, and waxes. Abbreviation: TCE.
- try one's hand at — to attempt (to do something), esp. for the first time
- twenty-four hours — the time taken by the Earth to make a complete rotation on its axis; a whole day
- tyrant flycatcher — flycatcher (def 2).
- uncomprehendingly — to understand the nature or meaning of; grasp with the mind; perceive: He did not comprehend the significance of the ambassador's remark.
- undulatory theory — wave theory (def 1).
- unsympathetically — in a manner that is not characterized by feeling or showing sympathy
- verkhoyansk range — a mountain range in the Sakha Republic, in E Siberia, Russia. About 600 miles (970 km) long.
- voice synthesizer — a computer system that is used to artificially produce the human voice
- whiskey rebellion — a revolt of settlers in western Pennsylvania in 1794 against a federal excise tax on whiskey: suppressed by militia called out by President George Washington to establish the authority of the federal government.
- with a heavy hand — in a heavy manner; without delicacy or grace
- woolly rhinoceros — an extinct rhinoceros; Coelodonta antiquitatis
- worth every penny — If you say that something or someone is worth every penny, you mean that they are worth all the money that is spent on them.
- yorkshire pudding — a pudding made of an unsweetened batter of flour, salt, eggs, and milk, baked under meat as it roasts to catch the drippings or baked separately with a small amount of meat drippings.
- youth-and-old-age — a stiff-growing, erect composite plant, Zinnia elegans, of Mexico, having large, solitary flowers with yellow-to-purple disks and usually red rays.
- youthful offender — a young delinquent, especially a first offender, usually from 14 to 21 years old, whom the court tries to correct and guide rather than to punish as a criminal.