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

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).
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.
spiral of archimedes — a curve that is the locus of a point that moves outward with uniform speed along a vector, beginning at the origin, while the vector rotates about the origin with uniform angular velocity. Equation (in polar coordinates): r = aθ.
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
switchboard operator — a person who operates an installation in a telephone exchange, office, hotel, etc, at which the interconnection of telephone lines is manually controlled
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
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 grove of academe — the academic world
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 luck of the draw — If you say that something is the luck of the draw, you mean that it is the result of chance and you cannot do anything about it.
the order of the day — If a particular way of behaving or doing something is the order of the day, it is very common.
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.
third-party software — software created by programmers or publishers independent of the manufacturer of the hardware for which it is intended.
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 be at loggerheads — to be in conflict
to cost someone dear — If something that someone does costs them dear, they suffer a lot as a result of it.
to disturb the peace — If someone is accused of disturbing the peace, they are accused of behaving in a noisy and offensive way in public.
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 flog a dead horse — If you say that someone is flogging a dead horse, you mean that they are trying to achieve something impossible.
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.
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).
tribromoacetaldehyde — bromal.

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