19-letter words containing t, h, i, o
- de moivre's theorem — the theorem that a complex number raised to a given positive integral power is equal to the modulus of the number raised to the power and multiplied by the amplitude times the given power.
- deaf without speech — (usually of a prelingually deaf person) able to utter sounds but not speak
- deathbed confession — a confession that somebody makes just before he or she dies, usually relating to some long concealed crime or secret
- diethylaminoethanol — a colorless, hygroscopic, water-soluble liquid, C 6 H 15 NO, used for the synthesis of local anesthetics, in antirust compounds, and in photographic emulsions.
- diethylstilbesterol — Misspelling of diethylstilbestrol\u200e.
- diethylstilboestrol — Diethylstilbestrol.
- digital photography — the taking or manipulation of photographs that are stored as data files on a computer.
- dihydrostreptomycin — an antibiotic, C 21 H 41 N 7 O 12 , derived by organic synthesis from and believed to be less toxic than streptomycin: used in the form of its sulfate chiefly in the treatment of tuberculosis.
- dihydrotestosterone — (steroid) An androgenic metabolite of testosterone; used to treat certain breast cancers.
- dimethylnitrosamine — a yellow, water-soluble carcinogenic liquid, C 2 H 6 N 2 O, found in tobacco smoke and certain foods: known to be a potent carcinogen. Abbreviation: DMN, DMNA.
- direct grant school — (in Britain, formerly) a school financed by endowment, fees, and a state grant conditional upon admittance of a percentage of nonpaying pupils nominated by the local education authority
- disciples of christ — a Christian denomination, founded in the U.S. by Alexander Campbell in the early part of the 19th century, that rejects all creeds, holds the Bible as a sufficient rule of faith and practice, administers baptism by immersion, celebrates the Lord's Supper every Sunday, and has a congregational polity.
- diversional therapy — the structured use of leisure time in recreation and play as a form of or supplement to conventional therapy
- do the decent thing — If you say that someone should do the decent thing, you mean that they should do something which they do not really want to do, but which you think they ought to do.
- domain architecture — (systems analysis) A generic, organisational structure or design for software systems in a domain. The domain architecture contains the designs that are intended to satisfy requirements specified in the domain model. A domain architecture can be adapted to create designs for software systems within a domain and also provides a framework for configuring assets within individual software systems.
- dominant wavelength — the wavelength of monochromatic light that would give the same visual sensation if combined in a suitable proportion with an achromatic light
- draw the color line — to impose or accept the color line
- draw the curtain on — to end
- drink the health of — to salute or celebrate with a toast
- dwight d eisenhower — Dwight David ("Ike") 1890–1969, U.S. general and statesman: Chief of Staff 1945–48; 34th president of the U.S. 1953–61.
- east dunbartonshire — a council area of central Scotland to the N of Glasgow: part of Strathclyde region from 1975 until 1996: mainly agricultural and residential. Administrative centre: Kirkintilloch. Pop: 106 970 (2003 est). Area: 172 sq km (66 sq miles)
- electrocardiographs — Plural form of electrocardiograph.
- electrocardiography — The measurement of electrical activity in the heart and the recording of such activity as a visual trace (on paper or on an oscilloscope screen), using electrodes placed on the skin of the limbs and chest.
- electrohydrodynamic — (physics) Of or pertaining to electrohydrodynamics.
- electromechanically — In an electromechanical way.
- electron micrograph — a photograph or image of a specimen taken using an electron microscope
- electronic graphics — (on television) the production of graphic designs and text by electronic means
- electrophoretically — By means of electrophoresis.
- electrophotographic — Of or pertaining to electrophotography.
- electrophysiologist — A physiologist whose speciality is electrophysiology.
- electrotherapeutics — (medicine) the use of electricity in therapeutics.
- enabling technology — technology that enables the user to perform a task or to improve his or her overall performance: e.g. the internet
- english toy spaniel — breed of dog
- equatorial zenithal — a type of map projection in which part of the earth's surface is projected onto a plane tangential to it at the equator
- euclidean algorithm — Euclid's Algorithm
- exhibitionistically — In an exhibitionistic manner.
- exophthalmic goiter — a disease of unknown cause characterized by enlargement of the thyroid gland, overproduction of the thyroid hormone, and abnormal protrusion of the eyeballs
- exophthalmic goitre — a form of hyperthyroidism characterized by enlargement of the thyroid gland, protrusion of the eyeballs, increased basal metabolic rate, and weight loss
- fall in love (with) — to begin to feel love (for)
- fashion coordinator — a person in a department store or other establishment who coordinates activities centered upon or related to fashion, as fashion themes, shows, displays, and promotion.
- fight to the finish — A fight to the finish is one in which one of the people or groups fighting is killed or completely defeated.
- fighter-interceptor — a fighter plane used for the defense of a region against air attack, especially by attacking bombers.
- finger on the pulse — If you have your finger on the pulse of something, you know all the latest opinions or developments concerning it.
- first-past-the-post — A first-past-the-post system for choosing members of parliament or other representatives is one in which the candidate who gets most votes wins.
- fluoride toothpaste — toothpaste containing a small amount of fluoride as protection against tooth decay
- fly in the ointment — Also called true fly. any of numerous two-winged insects of the order Diptera, especially of the family Muscidae, as the common housefly.
- for all it is worth — If someone does something for all it is worth, they do it as much as possible and for as long as they can get benefit from it.
- for all sb is worth — If you do something for all you are worth, you do it with a lot of energy and enthusiasm.
- for the life of one — the condition that distinguishes organisms from inorganic objects and dead organisms, being manifested by growth through metabolism, reproduction, and the power of adaptation to environment through changes originating internally.
- for what it's worth — good or important enough to justify (what is specified): advice worth taking; a place worth visiting.