20-letter words containing m, o, r, t, a

rocky mountain sheep — bighorn.
romantic involvement — the condition of being in a romantic or sexual relationship
root canal treatment — dental treatment
rotations per minute — revolutions per minute
royal leamington spa — a city in Warwickshire, central England: health resort.
run off at the mouth — Anatomy, Zoology. the opening through which an animal or human takes in food. the cavity containing the structures used in mastication. the structures enclosing or being within this cavity, considered as a whole.
satellite chromosome — a type of densely staining chromosome of uncertain biological function, found in many plant and animal species.
secure accommodation — an institution where young offenders are kept in custody
semiautobiographical — pertaining to or being a fictionalized account of an author's own life.
senior aircraftwoman — a rank in the Royal Air Force comparable to that of a private in the army, though not the lowest rank in the Royal Air Force
shear transformation — a map of a coordinate space in which one coordinate is held fixed and the other coordinate or coordinates are shifted.
short message system — A short message system is a way of sending short written messages from one mobile phone to another. The abbreviation SMS is also used.
small craft advisory — a U.S. National Weather Service advisory of sustained winds, over coastal and inland waters, with speeds of 20–33 knots (23–38 mph, 10–17 m/sec). Regional NWS offices have discretion over the choice of the lower limit.
sodium fluoroacetate — a white, amorphous, water-soluble, poisonous powder, C 2 H 2 FO 2 Na, used as a rodenticide.
sodium meta-arsenite — sodium arsenite.
software methodology — (programming) The study of how to navigate through each phase of the software process model (determining data, control, or uses hierarchies, partitioning functions, and allocating requirements) and how to represent phase products (structure charts, stimulus-response threads, and state transition diagrams).
solitary confinement — the confinement of a prisoner in a cell or other place in which he or she is completely isolated from others.
south american plate — a major tectonic division of the earth's crust, comprising the continent of South America and several ocean basins and bounded on the north by the Caribbean Plate, on the east by the Mid-Atlantic Ridge, on the west by a submarine trench that borders the western coast of the continent, and on the south by the Antarctic Plate.
south temperate zone — the part of the earth's surface between the tropic of Capricorn and the Antarctic Circle.
staff sergeant major — a noncommissioned officer equivalent in rank to a command sergeant major but having no command responsibility.
standard book number — International Standard Book Number. Abbreviation: SBN.
stochastic terrorism — the public demonization of a person or group resulting in the incitement of a violent act, which is statistically probable but whose specifics cannot be predicted: The lone-wolf attack was apparently influenced by the rhetoric of stochastic terrorism.
stoichiometric ratio — The stoichiometric ratio is the exact ratio between air and flammable gas or vapor at which complete combustion takes place.
structural isomerism — Chemistry. the relation of two or more compounds, radicals, or ions that are composed of the same kinds and numbers of atoms but differ from each other in structural arrangement (structural isomerism) as CH 3 OCH 3 and CH 3 CH 2 OH, or in the arrangement of their atoms in space and therefore in one or more properties. Compare optical isomerism, stereoisomerism.
summary jurisdiction — the right a court has to adjudicate immediately upon some matter arising during its proceedings
system international — Système International d'Unités
systemic circulation — the circulatory system in general.
tactical air command — a U.S. Air Force command supplying direct air support to U.S. Army ground combat units.
tangent galvanometer — a type of galvanometer having a vertical coil of wire with a horizontal magnetic needle at its centre. The current to be measured is passed through the coil and produces a proportional magnetic field which deflects the needle
technology agreement — a framework designed by trade unions for negotiating changes in employment caused by the introduction of new technology
television programme — a programme broadcast on television
terms and conditions — commerce: rules, restrictions
the grove of academe — the academic world
there's no mistaking — You can say there is no mistaking something when you are emphasizing that you cannot fail to recognize or understand it.
thermal conductivity — the amount of heat per unit time per unit area that can be conducted through a plate of unit thickness of a given material, the faces of the plate differing by one unit of temperature.
thermodynamic system — a system whose states of equilibrium can be specified by a few macroscopic properties.
thiamine mononitrate — a white, crystalline, water-soluble compound of the vitamin-B complex, containing a thiazole and a pyrimidine group, C 12 H 17 ClN 4 OS, essential for normal functioning of the nervous system, a deficiency of which results chiefly in beriberi and other nerve disorders: occurring in many natural sources, as green peas, liver, and especially the seed coats of cereal grains, the commercial product of which is chiefly synthesized in the form of its chloride (thiamine chloride or thiamine hydrochloride) for therapeutic administration, or in nitrate form (thiamine mononitrate) for enriching flour mixes.
thomas of erceldoune — Thomas of, Thomas of Erceldoune.
three-dimensionality — having, or seeming to have, the dimension of depth as well as width and height.
to burst into flames — If something bursts into flames or bursts into flame, it suddenly starts burning strongly.
to cost someone dear — If something that someone does costs them dear, they suffer a lot as a result of it.
to do your damnedest — If you say that you will do your damnedest to achieve something, you mean that you will try as hard as you can to do it, even though you think that it will take a lot of effort.
to go the extra mile — If you say that someone is willing to go the extra mile, you mean that they are willing to make a special effort to do or achieve something.
to leave your/a mark — If someone or something leaves their mark or leaves a mark, they have a lasting effect on another person or thing.
to make up your mind — If you make up your mind or make your mind up, you decide which of a number of possible things you will have or do.
to overstep the mark — If someone oversteps the mark, they behave in a way that is considered unacceptable.
to weather the storm — If someone weathers the storm, they succeed in reaching the end of a very difficult period without much harm or damage.
tobacco mosaic virus — a retrovirus causing mosaic disease in members of the nightshade family. Abbreviation: TMV.
tom, dick, and harry — the ordinary person; people generally; everyone: They invited every Tom, Dick, and Harry to the party.
tom, dick, and jerry — a hot mixed drink containing rum, brandy, egg, nutmeg, and sometimes milk

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