23-letter words containing s, t, u, d
- geiger-muller threshold — the minimum voltage applied to an ionization chamber, as in a Geiger counter, at which the charge collected per count is independent of the nature of the ionizing event producing the count.
- get/build your hopes up — If you tell someone not to get their hopes up, or not to build their hopes up, you are warning them that they should not become too confident of progress or success.
- grand duchess charlotte — Grand Duchess (Charlotte Aldegonde Elise Marie Wilhelmine) 1896–1985, sovereign of Luxembourg 1919–64.
- have struck/hit paydirt — If you say that someone has struck paydirt or has hit paydirt, you mean that they have achieved sudden success or gained a lot of money very quickly.
- heaviside unit function — the function that is zero for any number less than zero and that is 1 for any number greater than or equal to zero.
- hortense de beauharnais — Beauharnais, Eugénie Hortense de.
- in dependent suspension — an automotive suspension system in which each wheel is attached to the frame independently, so that a road bump affecting one wheel has no effect on the others.
- in your stockinged feet — wearing stockings or socks but no shoes
- industrial psychologist — a person who studies human behaviour and cognitive processes in relation to the working environment
- intrinsic semiconductor — an almost pure semiconductor to which no impurities have been added and in which the electron and hole densities are equal at thermal equilibrium
- islamic fundamentalists — Muslims who believe in, advocate or support a conservative adherence to literal or traditional interpretations of the Qu'ran and the Sunnah
- juvenile-onset diabetes — diabetes (def 3).
- keep sth under your hat — If you tell someone to keep a piece of information under their hat, you are asking them not to tell anyone else about it.
- leave no stone unturned — the hard substance, formed of mineral matter, of which rocks consist.
- light and shade surface — (in architectural shades and shadows) a surface in a plane tangent to the parallel rays from the theoretical light source, treated as a shade surface.
- liquefied petroleum gas — a mixture of various petroleum gases, esp propane and butane, stored as a liquid under pressure and used as an engine fuel
- main distribution frame — (networking) (MDF) The network closet containing the main hub.
- maturity-onset diabetes — diabetes (def 4).
- message digest function — one-way hash function
- midsummer night's dream — a comedy (1595?) by Shakespeare.
- multimedia compact disc — (storage) (MMCD) A CD-ROM standard for storing 4.7 GB of data including video. MMCD is being developed by a large numer of computer manufacturers and is expected to be shipped in late 1996 or early 1997. Initially it will be aimed at the consumer market, then perhaps in CD-ROM format for computers, and maybe later on erasble CD.
- non-destructive testing — Non-destructive testing is the examination of the quality of a component without changing it in any way.
- nondisclosure agreement — a legal contract in which one or more parties agree to keep information, as a trade secret, confidential and protected for a specific amount of time. Abbreviation: NDA.
- orthodox eastern church — Eastern Orthodox Church
- parasexual reproduction — reproduction by recombination of genes from genetically dissimilar nuclei within binucleate or multinucleate cells, as in filamentous fungi.
- percentage distribution — a frequency distribution is which individual frequencies are shown as a percentage of the total frequencies
- potassium acid tartrate — cream of tartar.
- professional misconduct — a violation of the rules or boundaries set by the governing body of a profession
- profit and loss account — income account (def 2).
- put the record straight — to correct an error or misunderstanding
- quantum electrodynamics — the quantum field theory that deals with the electromagnetic field and its interaction with electrons and positrons. Abbreviation: QED.
- quantum flavourdynamics — a gauge theory of the electromagnetic and weak interactions
- queen charlotte islands — a group of about 150 islands off the W coast of Canada: part of British Columbia. Pop: about 6000 (latest est). Area: 9596 sq km (3705 sq miles)
- queen elizabeth islands — a group of islands off the N coast of Canada: the northernmost islands of the Canadian Arctic archipelago, lying N of latitude 74°N; part of Nunavut. Area: about 390 000 sq km (150 000 sq miles)
- quod erat demonstrandum — (at the conclusion of a proof, esp of a theorem in Euclidean geometry) which was to be proved
- quote chapter and verse — [by analogy with the mainstream phrase] To cite a relevant excerpt from an appropriate bible. "I don't care if "rn" gets it wrong; "Followup-To: poster" is explicitly permitted by RFC 1036. I'll quote chapter and verse if you don't believe me." See also legalese, language lawyer, RTFS (sense 2).
- rank outsider/outsiders — If one of the people in a competition is described as a rank outsider, they are considered to have very little chance of winning.
- rectangular coordinates — Usually, rectangular coordinates. either of two Cartesian coordinates in which the axes meet at right angles.
- residual current device — a circuit-breaking device installed in electrical equipment to protect the operator from electrocution
- residual debt insurance — Residual debt insurance is a type of risk insurance that banks often require when granting a loan, which is used to guarantee that the loan is repaid in the event of death or disability.
- rheumatic heart disease — damage to the heart, especially to the valves, as a result of rheumatic fever, characterized by inflammation of the myocardium or scarring and malfunction of the heart valves.
- route of administration — A route of administration is the means by which a drug or agent enters the body, such as by mouth or by injection.
- rsa data security, inc. — (cryptography, company) (After Rivest, Shamir, Adleman - see RSA) A recognised world leader in cryptography, with millions of copies of its software encryption and authentication installed and in use worldwide. RSA's technologies are the global de facto standard for public key cryptography and digital signatures, and are part of existing and proposed standards for the Internet, ITU-T, ISO, ANSI, PKCS, IEEE and business and financial networks around the world.
- russian orthodox church — the national Church of Russia, constituting a branch of the Eastern Church, presided over by the Patriarch of Moscow
- security association id — (networking) (SAID) A 32-bit field added to packet headers for encryption and authentication in the proposed Internet Protocol Version 6.
- sidewalk superintendent — a bystander who watches the building, demolition, repair, or other work being done at a construction site.
- social education centre — a daycentre, run by a local authority, for people with learning disabilities and sometimes also for people who have physical disabilities or are mentally ill
- sodium tripolyphosphate — a white powder, Na 5 P 3 O 1 0 , used as a water softener, sequestering agent, and food additive.
- st. pierre and miquelon — two small groups of islands off the S coast of Newfoundland: an overseas territory of France; important base for fishing. 3 sq. mi. (240 sq. km). Capital: St. Pierre.
- stand up and be counted — express opinion