20-letter words containing o, d, r, a, n

skull and crossbones — a representation of a front view of a human skull above two crossed bones, originally used on pirates' flags and now used as a warning sign, as in designating substances as poisons.
sodium meta-arsenite — sodium arsenite.
south orkney islands — an uninhabited group of islands in the S Atlantic, southeast of Cape Horn: formerly a dependency of the Falkland Islands; part of the British Antarctic Territory since 1962 (claims are suspended under the Antarctic Treaty). Area: 621 sq km (240 sq miles)
spherical coordinate — Usually, spherical coordinates. any of three coordinates used to locate a point in space by the length of its radius vector and the angles this vector makes with two perpendicular polar planes.
spotted crane's-bill — the American wild geranium, Geranium maculatum.
standard book number — International Standard Book Number. Abbreviation: SBN.
state enrolled nurse — a nurse with training and examinations enabling him or her to perform many nursing services
summary jurisdiction — the right a court has to adjudicate immediately upon some matter arising during its proceedings
synchronized skating — the art or sport of teams of up to twenty skaters holding onto each other and moving in patterns in time to music
tactical air command — a U.S. Air Force command supplying direct air support to U.S. Army ground combat units.
television broadcast — sth shown on tv
terms and conditions — commerce: rules, restrictions
tetrahydrocannabinol — a compound, C 21 H 30 O 2 , that is the physiologically active component in cannabis preparations (marijuana, hashish, etc.) derived from the Indian hemp plant or produced synthetically. Abbreviation: THC.
tetrahydrogestrinone — a synthetic anabolic steroid. Formula: C21H28O2
the founding fathers — any of the men who were members of the U.S. Constituional Convention of 1787
the last word in sth — If you say that something is the last word in luxury, comfort, or some other quality, you are emphasizing that it has a great deal of this quality.
the other way around — reversed
the whole nine yards — everything that is required; the whole thing
theater-in-the-round — arena theater.
theatre-in-the-round — a theatre with seats arranged around a central acting area
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.
thomas of erceldoune — Thomas of, Thomas of Erceldoune.
thread language zero — (language) (TL0) The instruction set of the TAM (Threaded Abstract Machine), used to implement Id.
three-dimensionality — having, or seeming to have, the dimension of depth as well as width and height.
three-thorned acacia — honey locust.
throw up one's hands — the terminal, prehensile part of the upper limb in humans and other primates, consisting of the wrist, metacarpal area, fingers, and thumb.
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 fall on deaf ears — If a request falls on deaf ears or if the person to whom the request is made turns a deaf ear to it, they take no notice of it.
to keep your hand in — If you do something to keep your hand in, you practise a skill or hobby occasionally in order to remain fairly good at it.
to land on your feet — If you say that someone always lands on their feet, you mean that they are always successful or lucky, although they do not seem to achieve this by their own efforts.
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 spread your wings — If you spread your wings, you do something new and rather difficult or move to a new place, because you feel more confident in your abilities than you used to and you want to gain wider experience.
to stand your ground — If you stand your ground or hold your ground, you continue to support a particular argument or to have a particular opinion when other people are opposing you or trying to make you change your mind.
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
townsend's solitaire — a brownish, slender-billed songbird, Myadestes townsendi, of western North America.
traditional marriage — Anthropology. the primary established form of marriage recognized in a given country or religious or social group at a given time: In that culture, traditional marriage requires the families of the future bride and groom to engage in ritual visits and exchange gifts.
traditional medicine — systems of medicine developed before the era of modern medicine, based on cultural beliefs and practices handed down from generation to generation
trailing vortex drag — drag arising from vortices that occur behind a body moving through a gas or liquid
transcendental logic — (in Kantian epistemology) the study of the mind with reference to its perceptions of external objects and to the objective truth of such perceptions.
transmission density — a measure of the extent to which a substance transmits light or other electromagnetic radiation, equal to the logarithm to base ten of the reciprocal of the transmittance
transposed conjugate — adjoint (def 2).
troilus and cressida — a satiric comedy (1598–1602?) by Shakespeare.
tropical disturbance — a very weak, or incipient, tropical cyclone.
underground railroad — Also called underground railway. a railroad running through a continuous tunnel, as under city streets; subway.
university education — a course of study undertaken and completed at a university
university of durham — (body, education) A busy research and teaching community in the historic cathedral city of Durham, UK (population 61000). Its work covers key branches of science and technology and traditional areas of scholarship. Durham graduates are in great demand among employers and the University helps to attract investment into the region. It provides training, short courses, and expertise for industry. Through its cultural events, conferences, tourist business and as a major employer, the University contributes in a wide social and economic sense to the community. Founded in 1832, the University developed in Durham and Newcastle until 1963 when the independent University of Newcastle upon Tyne came into being. Durham is a collegiate body, with 14 Colleges or Societies which are a social and domestic focus for students. In 1992, the Universities of Durham and Teesside launched University College, Stockton-on-Tees, which has 190 students in the first year.
unsaddling enclosure — the area at a racecourse where horses are unsaddled after a race and often where awards are given to owners, trainers, and jockeys

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