22-letter words containing l, a, d
- digital video recorder — See DVR.
- dihydroxyphenylalanine — dopa.
- dilation and curettage — a surgical method for the removal of diseased tissue or an early embryo from the lining of the uterus by means of scraping.
- directed acyclic graph — (DAG) A directed graph containing no cycles. This means that if there is a route from node A to node B then there is no way back.
- directional derivative — the limit, as a function of several variables moving along a given line from one specified point to another on the line, of the difference in the functional values at the two points divided by the distance between the points.
- directional microphone — a microphone that has a greater sensitivity to sounds coming from a particular area in front of it: used to eliminate unwanted sounds.
- disciplinary committee — a committee charged with examining alleged breaches of discipline within an organization, profession, etc and adjudicating on them
- dishonorable discharge — the discharge of a person from military service for an offense more serious than one for which a bad-conduct discharge is given.
- disposable soma theory — the theory that ageing is caused by the body having increasingly fewer resources to allocate towards repairing wear and damage to tissues
- don't hold your breath — sth is unlikely to happen soon
- double blackwall hitch — a kind of knot
- draft-quality printing — low-quality, high-speed output in printed form from a printer linked to a word processor
- drumhead court-martial — a court-martial held, usually on a battlefield, for the summary trial of charges of offenses committed during military operations.
- duplex high speed data — (DHSD) A term which describes a full-duplex channel that can carry 64 kilobits per second. This is the kind of service provided by an Inmarsat-B type portable earth station or a leased line (not ISDN).
- dyadic systems limited — Dyalog Limited
- earn one's daily bread — to earn one's living
- east greenland current — a cold ocean current of low salinity flowing south along the east coast of Greenland.
- economy-class syndrome — Economy-class syndrome is a serious medical condition caused by blood clots in the legs moving up to the lungs; used especially in connection with long-haul flights.
- educational psychology — a branch of psychology concerned with developing effective educational techniques and dealing with psychological problems in schools.
- educational technology — the use of technology, such as computers, within education, to aid the learning process
- educational television — television of informational or instructional content.
- end transmission block — (character) (ETB) The mnemonic for ASCII character 23.
- enhanced parallel port — (hardware) (EPP) A parallel port that confirms to the IEEE's EPP standard. An EPP is actually an expansion bus that can handle 64 disk drives and other peripherals.
- equal rights amendment — a proposed amendment to the US Constitution enshrining equality between the sexes
- estimated maximum loss — Estimated maximum loss is the amount of risk that an underwriter estimates the insurer will be able to cover before ceding any surplus to a reinsurer.
- experimental condition — one of the distinct states of affairs or values of the independent variable for which the dependent variable is measured in order to carry out statistical tests or calculations
- extra-mural department — a university department that offers courses for part-time students
- federal crop insurance — insurance against the failure of certain crops provided to farmers and producers by the Federal Government
- federal district court — district court (def 2).
- federal maritime board — the body responsible for regulating commerce by US and international shipping in US waters
- federal reserve system — a U.S. federal banking system that is under the control of a central board of governors (Federal Reserve Board) with a central bank (Federal Reserve Bank) in each of 12 districts and that has wide powers in controlling credit and the flow of money as well as in performing other functions, as regulating and supervising its member banks.
- ferdinand von zeppelin — Count Ferdinand von [fer-di-nahnt fuh n] /ˈfɛr dɪˌnɑnt fən/ (Show IPA), 1838–1917, German general and aeronaut: designer and manufacturer of the zeppelin.
- fetal alcohol syndrome — a pattern of birth defects caused by maternal consumption of alcohol during pregnancy: considered as one of the fetal alcohol spectrum disorders. Abbreviation: FAS.
- field emission display — (hardware) (FED) A type of flat panel display in which field emitting cathodes bombard a phosphor coating causing it to emit light. A field emission display is similar to a cathode ray tube but only a few millimeters thick. They use a large array of fine metal tips or carbon nanotubes (which are the most efficient electron emitters known), to emit electrons through a process known as field emission. Many of these are behind each phosphor dot so FEDs do not display dead pixels like LCDs even if 20% of the emitters fail. Sony is researching FED because it is the flat-panel technology that comes closest to matching the picture of a CRT.
- financial underwriting — Financial underwriting is the process of assessing whether the proposed sum insured and product are reasonable when considering the possible financial loss to the client.
- fitzgerald contraction — the hypothesis that a moving body exhibits a contraction in the direction of motion when its velocity is close to the speed of light.
- forced place insurance — Forced place insurance is insurance taken out by a bank or creditor on an uninsured debtor's behalf on a property that is being used as collateral.
- forth modification lab — (event) (FORML) A Forth conference held every November on the West coast of the USA ().
- four-hundred-day clock — a clock that needs to be wound once a year, having the works exposed under a glass dome and utilizing a torsion pendulum.
- gallamine triethiodide — a neuromuscular blocking drug, C 30 H 60 I 3 N 3 O 3 , similar to curare, used as a skeletal muscle relaxant in conjunction with surgical anesthesia.
- generalized coordinate — Usually, generalized coordinates. one of a minimum set of coordinates needed to specify the state or position of a given system.
- gloria in excelsis deo — the hymn beginning, in Latin, Gloria in Excelsis Deo, “Glory in the highest to God,” and in the English version, “Glory be to God on high.”.
- gold-exchange standard — a monetary system in one country in which currency is maintained at a par with that of another country that is on the gold standard.
- graphical display unit — an output device incorporating a cathode ray tube on which both line drawings and text can be displayed. It is usually used in conjunction with a light pen to input or reposition data
- gravitational redshift — (in general relativity) the shift toward longer wavelengths of electromagnetic radiation emitted by a source in a gravitational field, especially at the surface of a massive star.
- great glen of scotland — Glen More
- great salt lake desert — an arid region in NW Utah, extending W from the Great Salt Lake to the Nevada border. 110 miles (177 km) long; about 4000 sq. mi. (10,360 sq. km).
- green around the gills — the respiratory organ of aquatic animals, as fish, that breathe oxygen dissolved in water.
- gridiron-tailed lizard — zebra-tailed lizard.
- gross national product — the total monetary value of all final goods and services produced in a country during one year. Abbreviation: GNP.