23-letter words containing d, y, s, a
- real simple syndication — (spelling) Illiterate form of Really Simple Syndication.
- refinery waste disposal — Refinery waste disposal is the system for dealing with waste materials, especially hazardous ones, in a refinery.
- 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.
- scientific data systems — (company) (SDS) The company that produced the SDS 940 (later renamed XDS 940). Around 1968 Xerox bought out SDS and renamed the SDS machines to XDS.
- secondary modern school — (formerly) a secondary school offering a more technical or practical and less academic education than a grammar school
- secondary seventh chord — a chord formed by superposition of three thirds upon any degree of the scale except the dominant.
- secondary sex character — any of a number of manifestations, as development of breasts or beard, muscularity, distribution of fat tissue, and change of pitch in voice, specific to each sex and incipient at puberty but not essential to reproduction.
- security association id — (networking) (SAID) A 32-bit field added to packet headers for encryption and authentication in the proposed Internet Protocol Version 6.
- social democratic party — History/Historical. a political party in Germany advocating a form of social organization based on the economic and political ideology of Karl Marx.
- sodium tripolyphosphate — a white powder, Na 5 P 3 O 1 0 , used as a water softener, sequestering agent, and food additive.
- state coordinate system — a system of right-angled planar coordinates established by the U.S. Coast and Geodetic Survey for each state in the United States.
- take sth in your stride — In British English, if you take a problem or difficulty in your stride, you deal with it calmly and easily. The American expression is take something in stride.
- the whys and wherefores — The whys and wherefores of something are the reasons for it.
- to add insult to injury — You say to add insult to injury when mentioning an action or fact that makes an unfair or unacceptable situation even worse.
- to be at your wit's end — If you say that you are at your wits' end, you are emphasizing that you are so worried and exhausted by problems or difficulties that you do not know what to do next.
- to come to a sticky end — If someone comes to a sticky end or meets a sticky end, they suffer very badly or die in an unpleasant way.
- to have your hands full — If you have your hands full with something, you are very busy because of it.
- to pass the time of day — If you pass the time of day with someone, you have a short friendly conversation with them.
- to see the light of day — If something sees the light of day at a particular time, it comes into existence or is made known to the public at that time.
- transcendental analytic — (in transcendental logic) the study of the means by which the mind categorizes data from the sensory manifold.
- twenty-second amendment — an amendment to the U.S. Constitution, ratified in 1951, limiting presidential terms to two for any one person, or to one elected term if the person has completed more than two years of another's term.
- under a gooseberry bush — used humorously in answering children's questions regarding their birth
- urea-formaldehyde resin — any of a group of resins formed by the interaction of urea and formaldehyde under conditions that include heat and pH control: used chiefly in the manufacture of buttons, baking enamels, and for making fabrics wrinkle-resistant.
- visual display terminal — video display terminal. Abbreviation: VDT.
- wholly-owned subsidiary — A wholly-owned subsidiary is a company whose shares are all owned by another company.