19-letter words containing t, o, r, s
- north-northeasterly — a wind or storm coming from the north-northeast
- north-northwesterly — a wind or storm coming from the north-northwest
- north-west frontier — the area roughly equivalent to the present North-West Frontier Province of Pakistan, which is the days of the British Raj was regarded as one of the most remote and dangerous outposts of the British Empire
- northern hemisphere — the half of the earth between the North Pole and the equator.
- northern hog sucker — black sucker.
- northwest ordinance — the act of Congress in 1787 providing for the government of the Northwest Territory and setting forth the steps by which its subdivisions might become states.
- northwest territory — region north of the Ohio River, between Pa. & the Mississippi (established 1787): it now forms Ohio, Ind., Ill., Mich., Wis., & part of Minn.
- nothing of the sort — not at all as described
- notre-dame-de-paris — Also called Notre Dame de Paris [French naw-truh dam duh pa-ree] /French nɔ trə dam də paˈri/ (Show IPA). a famous early gothic cathedral in Paris (started 1163).
- noughts and crosses — tick-tack-toe (def 1).
- noughts-and-crosses — tick-tack-toe (def 1).
- nuits-saint-georges — a fine red wine produced near the town of Nuits-Saint-Georges in Burgundy
- o tempora! o mores! — oh the times! oh the customs!: an exclamation at the evil of them
- object-oriented sql — (language) (OSQL) A functional language, a superset of SQL, used in Hewlett-Packard's OpenODB database system.
- observation balloon — a balloon that is used for gathering information and reconnaissance purposes and spotting aircraft
- oil-catalyst slurry — Oil-catalyst slurry is a heavy aromatic by-product of a refinery's fluid catalytic cracking unit, that forms a small part of global fuel oil supply.
- old english pattern — a spoon pattern having a stem curving backward at the end.
- ole custom controls — (programming) (OCX) An Object Linking and Embedding (OLE) custom control allowing infinite extension of the Microsoft Access control set. OCX is similar in purpose to VBX used in Visual Basic. Available OCX's include "Scroll Bar Control", "Calendar Control", and "Data Outline Control".
- olive-backed thrush — Swainson's thrush.
- on first name terms — If two people are on first-name terms, they know each other well enough to call each other by their first names, rather than having to use a more formal title.
- on no consideration — for no reason whatsoever; never
- on the baker's list — in good health
- on the razor's edge — a sharp-edged instrument used especially for shaving the face or trimming the hair.
- on the threshold of — If you are on the threshold of something exciting or new, you are about to experience it.
- one's money's worth — full value for the money one has paid for something
- open-hearth process — a process of steelmaking in which the charge is laid in a furnace (open-hearth furnace) on a shallow hearth and heated directly by burning gas as well as radiatively by the furnace walls.
- operational testing — (testing) A US DoD term for testing performed by the end-user on software in its normal operating environment.
- operations director — a director or senior manager who oversees the efficiency of business operations
- operations research — the analysis, usually involving mathematical treatment, of a process, problem, or operation to determine its purpose and effectiveness and to gain maximum efficiency.
- optical double star — two stars that appear as one if not viewed through a telescope with adequate magnification, such as two stars that are separated by a great distance but are nearly in line with each other and an observer (optical double star) or those that are relatively close together and comprise a single physical system (physical double star)
- optimising compiler — (programming, tool) compiler which attempts to analyse the code it produces and to produce more efficient code by performing program transformation such as branch elimination, partial evaluation, or peep-hole optimisation. Contrast pessimising compiler.
- 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
- orthopaedic surgery — surgery concerned with disorders of the spine and joints and the repair of deformities of these parts
- oscillating circuit — a circuit producing electrical oscillations.
- ousterhout, john k. — John Ousterhout
- over-sentimentality — the quality or state of being sentimental or excessively sentimental.
- oysters rockefeller — oysters topped typically with cooked spinach, cream sauce or butter, bacon, and seasonings, and broiled in a bed of rock salt: served on a half shell
- paleoanthropologist — the study of the origins and predecessors of the present human species, using fossils and other remains.
- palomar observatory — an astronomical observatory situated on Palomar Mountain in S California, having a 200-inch (508-cm) reflecting telescope and a 48-inch (122-cm) Schmidt telescope.
- pancreatic fibrosis — cystic fibrosis.
- parasympathomimetic — having an effect similar to that produced when the parasympathetic nervous system is stimulated
- participatory sport — a sport in which people take part, (as opposed to a spectator sport)
- particle dispersoid — A particle dispersoid is a suspension of solid particles in a gas.
- particle separation — a rule that moves the particle of a phrasal verb, thus deriving a sentence like He looked the answer up from a structure that also underlies He looked up the answer
- particular solution — a solution of a differential equation containing no arbitrary constants.
- parting of the ways — When there is a parting of the ways, two or more people or groups of people stop working together or travelling together.
- pastoral counseling — the use of psychotherapeutic techniques by trained members of the clergy to assist parishioners who seek help for personal or emotional problems.
- pedestrian crossing — place to cross road
- penecontemporaneous — formed during or shortly after the formation of the containing rock stratum: penecontemporaneous minerals.
- perfect progressive — a verb form including the auxiliary have followed by been and a present participle, noting the continuation of an activity or event, its incompleteness or interruption, and its connection to the temporal point of reference, as in I've been waiting for over an hour, They had been talking about her before she came into the room, or In July, he will have been living here for two years.