20-letter words containing y, a, n, t, i
- data dictionary file — (database) (DDF) A set of files describing the structure of a database file. DDFs define database tables and include information about file locations, field layouts and indexes. DDFs are the standard method for defining field and index characteristics for Btrieve files.
- daylight saving time — Daylight Saving Time is a period of time in the summer when the clocks are set one hour forward, so that people can have extra light in the evening.
- daylight-saving time — the civil time observed when daylight saving is adopted in a country or community.
- death of ivan ilyich — a short novel (1884) by Leo Tolstoy.
- diabetic retinopathy — a disorder of the blood vessels of the retina occurring as a complication of poorly controlled diabetes mellitus and often leading to blindness.
- dictionary catalogue — a catalogue of the authors, titles, and subjects of books in one alphabetical sequence
- dimethylanthranilate — a colorless or pale-yellow liquid, C 9 H 11 NO 2 , having a grape odor: used chiefly in perfumes, flavorings, and drugs.
- diophantine analysis — any of several methods for finding integral solutions for equations with more than one variable whose coefficients are integers.
- directory assistance — a telephone company service that furnishes telephone directory information over the telephone.
- 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.
- disability allowance — an amount of money paid by the government to people who are unable to work because of a disability. This is a general term or, in the UK, a shorter way of referring to what is officially called the Disability Living Allowance
- disability insurance — insurance providing income to a policyholder who is disabled and cannot work.
- discretionary income — money for luxuries
- documentary evidence — law: written
- dynamic data linking — Dynamic Data Exchange
- early warning system — Military. a network of radar installations designed to detect enemy aircraft or missiles in time for the effective deployment of defense systems.
- early-warning system — Military. a network of radar installations designed to detect enemy aircraft or missiles in time for the effective deployment of defense systems.
- efficiency apartment — a small apartment consisting typically of a combined living room and bedroom area, a bathroom, and a kitchenette.
- electrohydrodynamics — (physics) the study of the dynamics of electrically conducting fluid.
- elementary education — the first six to eight years of a child's education
- eleusinian mysteries — a mystical religious festival, held in September at Eleusis in classical times, in which initiates celebrated Persephone, Demeter, and Dionysus
- elizabeth of hungary — Saint. 1207–31, Hungarian princess who devoted herself to charity and asceticism. Feast day: Nov 17 and 19
- embryo vitrification — a method of in vitro fertilization in which the embryo is exposed to a vitreous solution and frozen before being thawed and implanted into the uterus
- employee association — an organization, other than a trade union, whose members comprise employees of a single employing organization. The aims of the association may be social, recreational, or professional
- entry qualifications — the qualifications people wishing to enter an organization, university, etc, have to have
- equalization payment — a financial grant made by the federal government to a poorer province in order to facilitate a level of services equal to that of a richer province
- erythema infectiosum — a mild infectious disease of childhood, caused by a virus, characterized by fever and a red rash spreading from the cheeks to the limbs and trunk
- essential complexity — (programming) A measure of the "structuredness" of a program.
- essential fatty acid — any fatty acid required by the body in manufacturing prostaglandins, found in such foods as oily fish and nuts
- existentialistically — In an existentialist manner.
- extensional equality — (Or extensionality). Functions, f and g are extensionally equal if and only if f x = g x for all x. where "=" means both expressions fail to terminate (under some given reduction strategy) or they both terminate with the same basic value. Two functions may be extensionally equal but not inter-convertible (neither is reducible to the other). E.g. \ x . x+x and \ x . 2*x. See also observational equivalence, referential transparency.
- federation of malaya — a federation of the nine Malay States of the Malay Peninsula and two of the Straits Settlements (Malacca and Penang): formed in 1948: became part of the British Commonwealth in 1957 and joined Malaysia in 1963
- fixed penalty (fine) — a fine of a fixed amount of money for a particular offence
- for your information — (FYI) A subseries of RFCs that are not technical standards or descriptions of protocols. FYIs convey general information about topics related to TCP/IP or the Internet. See also STD.
- forty-ninth parallel — an informal name for the Canadian border with the USA, which is in part delineated by the parallel line of latitude at 49°N
- frequency modulation — FM.
- front-end volatility — Front-end volatility is the ability of the fractions with lower boiling points, such as butane, to evaporate at normal temperatures.
- fulminate of mercury — a gray, crystalline solid, Hg(CNO) 2 , used chiefly in the manufacture of commercial and military detonators.
- generative phonology — a theory of phonology that uses a set of rules to derive phonetic representations from abstract underlying forms.
- genetically modified — biologically altered
- grand unified theory — a possible future quantum field theory that would encompass both the electroweak theory and quantum chromodynamics. Abbreviation: GUT.
- gravimetric analysis — analysis by weight.
- happy hunting ground — the North American Indian heaven, conceived of as a paradise of hunting and feasting for warriors and hunters.
- high-energy particle — Physics
- holy water sprinkler — morning star (def 2).
- horizontally opposed — A horizontally opposed engine has the cylinders set horizontally at either side of the crankshaft.
- hospitality industry — the hotel and accommodation industry
- human interest story — news item about people's lives
- human-interest story — a story or report, as in a newspaper or on a newscast, designed to engage attention and sympathy by enabling one to identify readily with the people, problems, and situations described.
- hydraulic fracturing — a process in which fractures in rocks below the earth's surface are opened and widened by injecting chemicals and liquids at high pressure: used especially to extract natural gas or oil.