20-letter words containing d, i, s, o, c, a
- 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.
- summary jurisdiction — the right a court has to adjudicate immediately upon some matter arising during its proceedings
- 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
- 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
- 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.
- 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.
- 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
- 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.
- wilson cloud chamber — cloud chamber.
- your marching orders — If you give someone their marching orders, you tell them that you no longer want or need them, for example as your employee or as your lover.