20-letter words containing i, n, y, o

synoptic meteorology — a branch of meteorology analyzing data collected simultaneously over a wide region, for the purpose of weather forecasting.
synthetic philosophy — the philosophy of Herbert Spencer, intended as a synthesis of all the sciences.
system international — Système International d'Unités
systemic circulation — the circulatory system in general.
take pity on someone — If you take pity on someone, you feel sorry for them and help them.
tchebycheff equation — a differential equation of the form (1 − x 2) d 2 y/dx 2 − x dy/dx + n 2 y = 0, where n is any nonnegative integer.
teletype corporation — (company) The company which made Teletype teletypewriters. Address: Skokie, Illinois, USA.
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 whole nine yards — everything that is required; the whole thing
theory of everything — a theory intended to show that the electroweak, strong, and gravitational forces are components of a single quantized force.
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.
three-dimensionality — having, or seeming to have, the dimension of depth as well as width and height.
to be on dinner duty — to be responsible for preparing an evening meal
to get your bearings — to find out where one is or to find out what one should do next
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 line your pockets — If you say that someone is lining their own or someone else's pockets, you disapprove of them because they are making money dishonestly or unfairly.
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 tighten your belt — If you have to tighten your belt, you have to spend less money and manage without things because you have less money than you used to have.
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
toxemia of pregnancy — an abnormal condition of pregnancy characterized by hypertension, fluid retention, edema, and the presence of protein in the urine.
toxic shock syndrome — a rapidly developing, sometimes fatal infection characterized by sudden onset of fever, gastrointestinal upsets, a sunburnlike rash, and a drop in blood pressure: caused by a Staphylococcus aureus toxin and occurring especially in menstruating women using high-absorbency tampons. Abbreviation: TSS.
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
try conclusions with — to engage in an argument or contest with
turnip-rooted celery — celeriac.
twenty-twenty vision — vision that is of normal acuity
unemployment benefit — an allowance of money paid, usually weekly, to an unemployed worker by a state or federal agency or by the worker's labor union or former employer during all or part of the period of unemployment.
unemployment figures — statistics relating to the number of people who are out of work
unified field theory — electroweak theory.
university education — a course of study undertaken and completed at a university
university extension — a system by which an institution provides educational programs, as evening classes, for students otherwise unable to attend.
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.
university of hawaii — (body, education) A University spread over 10 campuses on 4 islands throughout the state. See also Aloha, Aloha Net.
university of twente — (body, education) A university in the east of The Netherlands for technical and social sciences. It was founded in 1961, making it one of the youngest universities in The Netherlands. It has 7000 students studying Applied Educational Science; Applied Mathematics; Applied Physics; Chemical Technology; Computer Science; Electrical Engineering; Mechanical Engineering; Philosophy of science, Technology and Society; Educational Technology.
university professor — a professor entitled to teach courses in more than one field or discipline at a university.
voluntary euthanasia — the act of killing someone painlessly, esp to relieve suffering from an incurable illness, with their consent
walking-around money — money that is carried on the person for routine expenses and minor emergencies; pocket money.
walton and weybridge — a city in Surrey, SE England: a London suburb.
watering of the eyes — the formation of tears in the eyes
webster's dictionary — Informal. a dictionary of the English language, especially American English, such as Dictionary.com.
whyte classification — a system for classifying steam locomotives according to the total number of wheels on the front trucks, drivers, and rear trucks, in that order. For example, a Pacific locomotive is designated as 4-6-2.
winter olympic games — an international contest of winter sports, esp skiing, held every four years
with one's eyes open — the organ of sight, in vertebrates typically one of a pair of spherical bodies contained in an orbit of the skull and in humans appearing externally as a dense, white, curved membrane, or sclera, surrounding a circular, colored portion, or iris, that is covered by a clear, curved membrane, or cornea, and in the center of which is an opening, or pupil, through which light passes to the retina.
with one's eyes shut — with great ease, esp as a result of thorough familiarity
woman of easy virtue — a sexually available woman, esp a prostitute
woolly spider monkey — a rare related monkey, Brachyteles arachnoides, of SE Brazil
write-once read-many — (storage) (WORM) Any type of storage medium to which data can be written to only a single time, but can be read from any number of times. Typically this is an optical disk whose surface is permanently etched using a laser in order to record information. WORM media have a significantly longer shelf life than magnetic media and thus are used when data must be preserved for a long time.

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