19-letter words containing h, o, r, t
- cherenkov radiation — the electromagnetic radiation produced when a charged particle moves through a medium at a greater velocity than the velocity of light in that medium
- chief petty officer — the senior naval rank for personnel without commissioned or warrant rank
- chinese tallow tree — tallow tree.
- chlorofluoromethane — any of a series of gaseous or volatile methanes substituted with chlorine and fluorine and containing little or no hydrogen: used as refrigerants and, formerly, as aerosol propellants until scientists became concerned about depletion of the atmospheric ozone layer.
- chloroplatinic acid — a red-brown, crystalline, water-soluble solid, H 2 PtCl 6 ⋅6H 2 O, used chiefly in platinizing glass, metals, and ceramic ware.
- chrestien de troyes — c1140–c90, French poet.
- christian democracy — the beliefs, principles, practices, or programme of a Christian Democratic party
- christian socialist — a member of any of certain European political parties advocating a form of social organization based on Christian and socialistic principles.
- christmas pantomime — pantomime (def 5).
- chromatographically — With regard to, or by by using chromatography.
- chromoblastomycosis — Long-term fungal infection of the skin and subcutaneous tissue.
- cinematographically — a motion-picture projector.
- co-respondent shoes — men's two-coloured shoes, usually black and white or brown and white
- cobaltous hydroxide — a rose-red, amorphous, water-insoluble powder, Co 2 O 3 ⋅3H 2 O, used chiefly in the preparation of cobalt salts and in the manufacture of paint and varnish driers.
- coded character set — (character, standard) A mapping, generally 1:1, from a set of integers, known as character codes or code positions, to a set of characters that may include letters, digits, punctuation, control codes, mathematical and typographic symbols. There are several standard coded character sets, the most widely used is ASCII, generally in its Latin-1 dialect, with Unicode becoming slowly more common; while EBCDIC and Baudot are extinct except in legacy systems.
- coherent parallel c — (language) A data parallel version of C.
- collective behavior — the spontaneous, unstructured, and temporary behavior of a group of people in response to the same event, situation, etc.
- columnar epithelium — epithelium consisting of one or more layers of elongated cells of cylindrical or prismatic shape.
- combination therapy — a therapy that combines two or more drugs, or two or more treatments
- come into the world — to be born
- come to the surface — to emerge; become apparent
- commission merchant — a person who buys or sells goods for others on a commission basis
- computed tomography — computerized axial tomography. Abbreviation: CT.
- computer peripheral — a device that is attached to and controlled by a computer, such as a scanner, printer, or external hard drive
- confectioner's shop — a sweet shop
- congestion charging — the practice of charging motorists for the right to drive on busy roads, esp at busy times
- contradistinguished — Simple past tense and past participle of contradistinguish.
- contradistinguishes — Third-person singular simple present indicative form of contradistinguish.
- convergent thinking — analytical, usually deductive, thinking in which ideas are examined for their logical validity or in which a set of rules is followed, e.g. in arithmetic
- coronary thrombosis — A coronary thrombosis is the same as a coronary.
- corporal punishment — Corporal punishment is the punishment of people by hitting them.
- counterpoint-rhythm — Music. the art of combining melodies.
- craters of the moon — a national monument in S Idaho: site of scenic lava-flow formations.
- credit someone with — to believe that someone has or is responsible for; ascribe to someone
- crinoline stretcher — (on a Windsor chair) a stretcher having an inwardly curved piece connecting the front legs, and connected to the back legs by short, straight pieces.
- cultivated mushroom — an edible mushroom (Agaricus bisporus) with a pale cap and stalk: the most common food mushroom
- 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.
- desargues's theorem — the theorem that if two triangles are so related that the lines joining corresponding vertices meet in a point, then the extended corresponding lines of the two triangles meet in three points, all on the same line.
- 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
- 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.
- don the baggy green — to represent Australia at Test cricket
- draw the color line — to impose or accept the color line