20-letter words containing o, u, t, i, n
- continued proportion — geometric progression
- continuing education — Continuing education is education for adults in a variety of subjects, most of which are practical, not academic.
- continuing-education — adult education.
- continuity announcer — A continuity announcer is someone who introduces the next programme on a radio or television station.
- continuous variation — variation in phenotypic traits such as body weight or height in which a series of types are distributed on a continuum rather than grouped into discrete categories. Compare discontinuous variation.
- continuum hypothesis — the assertion that there is no set whose cardinality is greater than that of the integers and smaller than that of the reals
- contradistinguishing — Present participle of contradistinguish.
- convergent evolution — the evolutionary development of a superficial resemblance between unrelated animals that occupy a similar environment, as in the evolution of wings in birds and bats
- convertible currency — A convertible currency is a currency that can be bought and sold on the open market for other currencies.
- copulative asyndeton — a staccato effect produced by omitting copulative connectives between two or more items in a group, as in “Friends, Romans, countrymen.”.
- coroneted fruit dove — a brightly coloured bird of the Columbidae family with a distinctive marking on its head, found in Indonesia and Papua new Guinea
- corruption of minors — the criminal offence of inducing people below the age of consent to engage in sexual activity
- council of ministers — the EU's most important decision-making body
- council of the reich — the Reichsrat.
- council of the union — the legislature of the former Soviet Union and its successor states, consisting of an upper house (Soviet of the Union or Council of the Union) whose delegates are elected on the basis of population, and a lower house (Soviet of Nationalities or Council of Nationalities) whose delegates are elected to represent the various nationalities.
- count one's chickens — If you say that someone is counting their chickens, you mean that they are assuming that they will be successful or get something, when this is not certain.
- counter-inflationary — designed to reduce inflation
- counter-intelligence — Counter-intelligence consists of actions that a country takes in order to find out whether another country is spying on it and to prevent it from doing so.
- counterdemonstration — a demonstration that is held in reaction to another demonstration
- counterproliferation — Action intended to prevent an increase or spread in the possession of nuclear weapons.
- counterrevolutionary — Counterrevolutionary activities are activities intended to reverse the effects of a previous revolution.
- counterrevolutionist — A counterrevolutionary.
- coupling coefficient — The coupling coefficient of a pair of coils is a measure of the magnetic effect passing between them.
- cross-country skiing — the activity of skiing across open country for pleasure
- crude oil evaluation — Crude oil evaluation is the process of assessing the chemical and physical properties of crude oil, against particular standards.
- cut of someone's jib — someone's manner, behaviour, style, etc
- cut the gordian knot — to find a quick, bold solution for a perplexing problem
- cutting-out scissors — a type of scissors used to cut out pieces of fabric for sewing
- deinstitutionalizing — Present participle of deinstitutionalize.
- deoxyribonucleotides — Plural form of deoxyribonucleotide.
- developing-out paper — a sensitized printing paper requiring development in order to bring out the image. Abbreviation: D.O.P.
- diammonium phosphate — a white, crystalline, water-soluble compound, (NH 4) 2 HPO 4 , used as fertilizer, in fire extinguishers, etc.
- diamond in the rough — a diamond in its natural state
- dichotomous question — a question to which there can only be one of two answers, often "yes" or "no"
- dictionary catalogue — a catalogue of the authors, titles, and subjects of books in one alphabetical sequence
- differential housing — the casing that houses the differential of a motor vehicle
- diophantine equation — an equation involving more than one variable in which the coefficients of the variables are integers and for which integral solutions are sought.
- dirac delta function — delta function.
- directory user agent — (DUA) The software that accesses the X.500 Directory Service on behalf of the directory user. The directory user may be a person or another software element.
- discounted cash flow — a technique for appraising an investment that takes into account the different values of future returns according to when they will be received
- distribution channel — trade: retailer
- documentary evidence — law: written
- double decomposition — a reaction whose result is the interchange of two parts of two substances to form two new substances, as AgNO 3 + NaCl → AgCl + NaNO 3 .
- double fertilization — the fertilization process characteristic of flowering plants, in which one sperm cell of a pollen grain fertilizes an egg cell while a second fuses with two polar nuclei to produce a triploid body that gives rise to the endosperm.
- education department — the department of a local authority that is concerned with education, or the government department concerned with education
- educational quotient — a numerical measure of an educational system's effectiveness, based on standardized test scores, graduation rate, and other factors.
- eight queens problem — eight queens puzzle
- eleanor of aquitaine — ?1122–1204, queen of France (1137–52) by her marriage to Louis VII and queen of England (1154–89) by her marriage to Henry II; mother of the English kings Richard I and John
- electoral boundaries — the way that a country or area is divided for the purposes of voting in an election
- electromagnetic pump — a device for pumping liquid metals by placing a pipe between the poles of an electromagnet and passing a current through the liquid metal