19-letter words containing i, n, a, d, t, o
- old english pattern — a spoon pattern having a stem curving backward at the end.
- old spanish customs — irregular practices among a group of workers to gain increased financial allowances, reduced working hours, etc
- on no consideration — for no reason whatsoever; never
- operations director — a director or senior manager who oversees the efficiency of business operations
- orthopaedic surgeon — a surgeon specializing in the branch of surgery concerned with disorders of the spine and joints and the repair of deformities of these parts
- out of the ordinary — of no special quality or interest; commonplace; unexceptional: One novel is brilliant, the other is decidedly ordinary; an ordinary person.
- overhead projection — the projection (using an overhead projector) of an enlarged image of a transparency onto a surface above and behind the person using it
- oxidation potential — (in a galvanic cell) the potential of the electrode at which oxidation occurs.
- oxidation-reduction — a chemical reaction between two substances in which one substance is oxidized and the other reduced.
- parathyroid hormone — a polypeptide hormone, produced in the parathyroid glands, that helps regulate the blood levels of calcium and phosphate. Abbreviation: PTH.
- pedestrian crossing — place to cross road
- periodontal disease — any of various mixed bacterial infections that affect the soft tissues and bones supporting the teeth.
- peritoneal dialysis — a form of dialysis in which the peritoneum is used as an autogenous semipermeable membrane
- perpetual adoration — uninterrupted adoration of the Blessed Sacrament.
- phenylthiocarbamide — a crystalline, slightly water-soluble solid, C 6 H 5 NHCSNH 2 , that is either tasteless or bitter, depending upon the heredity of the taster, and is used in medical genetics and as a diagnostic.
- photodisintegration — the disintegration of a nucleus, induced by its absorption of a photon.
- pistol-handle knife — a table knife, especially of the 18th century, having a slightly curved handle resembling the grip of a flintlock pistol.
- plastic deformation — In plastic deformation a material changes shape when a stress is applied to it and does not go back to its original state when the stress is removed.
- pocket-handkerchief — handkerchief (def 1).
- polyclonal antibody — a mixture of antibodies of different specificities, as in the serum of a person immunized to various antigens.
- post-and-rail fence — a fence constructed of upright wooden posts with horizontal timber slotted through it
- postage and packing — the cost of packing and mailing an item bought by post
- preproduction trial — a trial to test a prototype of a product before the product goes into full-scale production
- production platform — offshore power station
- proto-indo-european — the unattested prehistoric parent language of the Indo-European languages; Indo-European.
- pseudo-conservative — disposed to preserve existing conditions, institutions, etc., or to restore traditional ones, and to limit change.
- pseudo-experimental — pertaining to, derived from, or founded on experiment: an experimental science.
- pseudo-intellectual — a person exhibiting intellectual pretensions that have no basis in sound scholarship.
- pseudo-intransitive — denoting an occurrence of a normally transitive verb in which a direct object is not explicitly stated or forms the subject of the sentence, as in Margaret is cooking or these apples cook well
- radiation potential — the potential in volts that must be applied to an atom or molecule to cause it to emit radiation at one of its characteristic frequencies.
- radiational cooling — the cooling of the earth's surface and adjacent air, primarily at night, caused by a loss of heat due to surface emission of infrared radiation.
- rag-tag and bobtail — the riffraff; rabble: The ragtag and bobtail of every nation poured into the frontier in search of gold.
- reactive depression — depression occurring in response to some situational stress, as loss of one's job.
- recording secretary — an officer charged with keeping the minutes of meetings and responsible for the records.
- reduction potential — (in a galvanic cell) the potential of the electrode at which reduction occurs.
- reindustrialization — the revitalization of an industry or industrial society through government aid and tax incentives, modernization of factories and machinery, etc.
- relational database — an electronic database comprising multiple files of related information, usually stored in tables of rows (records) and columns (fields), and allowing a link to be established between separate files that have a matching field, as a column of invoice numbers, so that the two files can be queried simultaneously by the user.
- religious education — religion as school subject
- reserved occupation — in time of war, an occupation from which one will not be called up for military service
- resonance radiation — radiation emitted by an atom or molecule, having the same frequency as that of an incident particle, as a photon, and usually involving a transition to the lowest energy level of the atom or molecule.
- reticuloendothelial — pertaining to, resembling, or involving cells of the reticuloendothelial system.
- rio grande do norte — a state in E Brazil. 20,464 sq. mi. (53,000 sq. km). Capital: Natal.
- romanian tenderloin — a cut of beef consisting of the diaphragm muscle.
- samoa standard time — a standard time used in the zone which includes American Samoa, corresponding to the mean solar time of the 165th meridian west of Greenwich, England: it is eleven hours behind Greenwich time
- sandwich generation — the generation of people still raising their children while having to care for their aging parents.
- santiago del estero — a city in N Argentina.
- screen actors guild — a labor union for motion-picture performers, founded in 1933. Abbreviation: SAG.
- secondary dentition — the permanent dentition
- secondary education — education at high-school level
- secondary infection — an infection resulting from another infection