17-letter words containing p, h, a, n, t
- crampon technique — a climbing style that uses crampons
- damon and pythias — two friends noted for their mutual loyalty. Damon offered himself as a hostage for Pythias, who was to be executed for treason by Dionysius of Syracuse. When Pythias returned to save his friend's life, he was pardoned
- deepwater horizon — an offshore oil platform in the Gulf of Mexico, 40 miles (64km) south-east off the coast of Louisiana, that suffered a massive oil spill following an explosion in April 2010
- dehospitalization — hospitalization insurance.
- dephlogisticating — Present participle of dephlogisticate.
- dephosphorylation — the removal of a phosphate group from an organic compound, as in the changing of ATP to ADP.
- despotic monarchy — absolute monarchy.
- dextroamphetamine — a dextrorotatory amphetamine, used to suppress appetite
- diethyltryptamine — a synthetic derivative of tryptamine with hallucinogenic and psychotogenic effects. Abbreviation: DET.
- diphenylacetylene — tolan.
- diphenylhydantoin — a white, slightly water-soluble powder, C 15 H 11 N 2 O 2 , used in the form of its sodium salt to prevent or arrest convulsions in epilepsy.
- displacement hull — a hull that displaces a significant volume of water when under way.
- eastern townships — an area of central Canada, in S Quebec: consists of 11 townships south of the St Lawrence
- ehelp corporation — (company) A vendor of Microsoft Windows application development tools such as RoboHELP and RoboDemo. EHelp were formerly (around 1997) Blue Sky Software. Address: 7777 Fay Avenue, Suite 201, La Jolla, CA 92037, USA. Telephone: +1-800-793-0364, +1 (619) 459 6365. Fax: +1 (619) 459 6366.
- encephalomyelitic — Relating to encephalomyelitis.
- encephalomyelitis — Inflammation of the brain and spinal cord, typically due to acute viral infection.
- epithelialization — (biology) the process that covers a wound with epithelial tissue.
- ethnopharmacology — The scientific study correlating ethnic groups, their health, and how it relates to their physical habits and methodology in creating and using medicines.
- exception handler — Special code which is called when an exception occurs during the execution of a program. If the programmer does not provide a handler for a given exception, a built-in system exception handler will usually be called resulting in abortion of the program run and some kind of error indication being returned to the user. Examples of exception handler mechanisms are Unix's signal calls and Lisp's catch and throw.
- exceptional child — a gifted child
- falling diphthong — a diphthong in which the first of the two apparent vocalic elements is of greater stress or sonority and the second is of lesser stress or sonority, as in (ī), (ou), (oi), etc.
- four-part harmony — harmony in which each chord has four tones, creating, in sum, four melodic lines.
- garden heliotrope — the common valerian, Valeriana officinalis, especially when cultivated as an ornamental.
- go on the rampage — If people go on the rampage, they rush about in a wild or violent way, causing damage or destruction.
- great-grandnephew — a grandson of one's nephew or niece.
- haemoglobinopathy — (medicine) Any of a group of inherited disorders in which haemoglobin does not function properly.
- half-breadth plan — a diagrammatic plan of one half of the hull of a vessel divided lengthwise amidships, showing water lines, stations, diagonals, and bow and buttock lines.
- handicap register — a list of the disabled people in its area that a local authority had a duty to compile under the Chronically Sick and Disabled Persons Act 1970
- have a reputation — to be known or notorious, esp for promiscuity, excessive drinking, or the like
- heating apparatus — an apparatus that heats something
- helicopter parent — a style of child rearing in which an overprotective mother or father discourages a child's independence by being too involved in the child's life: In typical helicopter parenting, a mother or father swoops in at any sign of challenge or discomfort.
- henry of portugal — ("the Navigator") 1394–1460, prince of Portugal: sponsor of geographic explorations.
- heptanedioic acid — pimelic acid.
- holding operation — a plan or procedure devised to prolong the existing situation
- 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
- 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.
- hydroxytryptamine — (organic compound) Any hydroxy derivative of tryptamine, but especially 5-hydroxytryptamine (serotonin).
- hyperalimentation — overfeeding.
- hyperbolic secant — a hyperbolic function that is the reciprocal of cosh; sech
- hyperchlorination — Chemistry. to combine or treat with chlorine. to introduce chlorine atoms into an organic compound by an addition or substitution reaction.
- hyperinflationary — (economics) Having very high levels of inflation.
- hyperintellectual — appealing to or engaging the intellect: intellectual pursuits.
- hyperpigmentation — coloration, especially of the skin.
- hyperpolarisation — Alternative spelling of hyperpolarization.
- hyperpolarization — The act or process of hyperpolarizing.
- hyposensitization — The state or process of being reduced in sensitivity especially to an allergen.
- immunotherapeutic — (immunology, medicine) Of a pharmaceutical, acting on the immune system to treat disease; used in immunotherapy.
- 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.