20-letter words containing a, d, i, o, s

short back and sides — If a man has a short back and sides, his hair is cut very short at the back and sides with slightly thicker, longer hair on the top of the head.
shoulder-length hair — hair that reaches a person's shoulders
silicon tetrahydride — silane (def 1).
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.
social security card — a card that contains details of a person's social security number
societal development — the formation and transformation of social life, customs, institutions, etc.
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.
sodium metabisulfite — Sodium metabisulfite is a crystalline compound used as an antioxidant.
sound-and-light show — a nighttime spectacle or performance, at which a building, historic site, etc., is illuminated and the historic significance is imparted to spectators by means of narration, sound effects, and music.
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)
specific conductance — conductivity (def 2).
specific-conductance — conductivity (def 2).
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.
stained glass window — a window made of coloured glass, often showing religious pictures and usually seen in churches
stokes-adams disease — unconsciousness accompanying atrioventricular heart block, sometimes characterized by weakness, irregular pulse, and intermittent convulsive or nonconvulsive seizures.
summary jurisdiction — the right a court has to adjudicate immediately upon some matter arising during its proceedings
sunday-go-to-meeting — most presentable; best: Sunday-go-to-meeting clothes.
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
take into one's head — the upper part of the body in humans, joined to the trunk by the neck, containing the brain, eyes, ears, nose, and mouth.
television broadcast — sth shown on tv
terms and conditions — commerce: rules, restrictions
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 thousand guineas — an annual horse race, restricted to fillies, run at Newmarket since 1814
the whole nine yards — everything that is required; the whole thing
thermodynamic system — a system whose states of equilibrium can be specified by a few macroscopic properties.
thioantimonious acid — any of a group of hypothetical acids, H3SbS3, HSbS2, and H4Sb2S5, known only in the forms of their salts in solution
third-party software — software created by programmers or publishers independent of the manufacturer of the hardware for which it is intended.
three-dimensionality — having, or seeming to have, the dimension of depth as well as width and height.
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 hit the headlines — Someone or something that hits the headlines or grabs the headlines gets a lot of publicity from the media.
to sb's disadvantage — If something is to your disadvantage or works to your disadvantage, it creates difficulties for you.
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.
townsend's solitaire — a brownish, slender-billed songbird, Myadestes townsendi, of western North America.
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
troilus and cressida — a satiric comedy (1598–1602?) by Shakespeare.
tropical disturbance — a very weak, or incipient, tropical cyclone.
twisted stomach worm — stomach worm.
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
video graphics array — (hardware) (VGA) A display standard for IBM PCs, with 640 x 480 pixels in 16 colours and a 4:3 aspect ratio. There is also a text mode with 720 x 400 pixels. IBM technical references define the *product name* of their original VGA display board as "Video Graphics Array", in contrast to the preceding boards, the "Color Graphics Adapter" (CGA) and "Enhanced Graphics Adapter" (EGA). See also Super Video Graphics Adapter.
vitoria de conquista — a city in Bahía state, E central Brazil.
webster's dictionary — Informal. a dictionary of the English language, especially American English, such as Dictionary.com.

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