26-letter words containing e, n, d, o, r, s

official production system — (language) (OPS) The first production system (i.e. rule based) programming language, developed at CMU in 1970 and used for building expert systems. OPS was originally written in Franz Lisp and later ported to other LISP dialects.
on demand: usu phr after v — If something is available or happens on demand, you can have it or it happens whenever you want it or ask for it.
on the straight and narrow — If something keeps people on the straight and narrow, it helps to keep them living an honest or healthy life.
open the door to something — If someone or something opens the door to a good new idea or situation, they introduce it or make it possible.
or otherwise/and otherwise — You use or otherwise or and otherwise to mention something that is not the thing just referred to or is the opposite of that thing.
period-luminosity relation — the relationship between the period of light variation and of the absolute magnitude of Cepheid variable stars.
personal digital assistant — a handheld computer, often pen-based, that provides especially organizational software, as an appointment calendar, and communications hardware, as a fax modem. Abbreviation: PDA.
post-and-beam construction — wall construction in which beams rather than studs are used to support heavy posts.
postprandial thermogenesis — the rate at which food is broken down after a meal and used by your body
provence-alpes-côte d'azur — metropolitan region of SE France: 12,124 sq mi (31,401 sq km); pop. 4,258,000; chief city, Marseille
record management services — (operating system) (RMS) Procedures in the VMS operating system that programs call to process files and records within files. RMS allows programs to issue GET and PUT requests at the record level (record I/O) as well as read and write blocks (block I/O). VMS RMS is an integral part of the system software; its procedures run in executive mode.
red-backed squirrel monkey — a related species, Saimiri oerstedi, of Central America, having a reddish coat and dark brown limbs
repetitive strain disorder — overuse strain injury
reticuloendothelial system — the aggregate of the phagocytic cells, including certain cells of the bone marrow, lymphatic system, liver, and spleen, that have reticular and endothelial characteristics and function in the immune system's defense against foreign bodies. Abbreviation: RES.
richardson ground squirrel — a ground squirrel, Citellus richardsoni, of sagebrush and grassland areas of the northwestern U.S. and adjacent regions in Canada.
round peg in a square hole — a person in a position, situation, etc. for which he or she is unsuited or unqualified
sangre de cristo mountains — a mountain range in S Colorado and N New Mexico: part of the Rocky Mountains. Highest peak: Blanca Peak, 4364 m (14 317 ft)
santiago de los caballeros — a city in the N central Dominican Republic.
schroder-bernstein theorem — the theorem of set theory that if two sets are so related that each can be placed in one-to-one correspondence with a subset of the other, then the sets are equivalent.
set someone's mind at rest — to reassure someone or settle someone's mind
seven wonders of the world — the seven structures considered by ancient and medieval scholars to be the most wondrous of the ancient world. The list varies, but generally consists of the Pyramids of Egypt, the Hanging Gardens of Babylon, Phidias' statue of Zeus at Olympia, the temple of Artemis at Ephesus, the mausoleum of Halicarnassus, the Colossus of Rhodes, and the Pharos (or lighthouse) of Alexandria
sixty-four-dollar question — the critical or basic question or problem: Whether the measure will get through Congress this session or not is the sixty-four-dollar question.
song of the three children — a book of the Apocrypha, included as part of the third chapter of Daniel in the Douay Bible.
square peg in a round hole — If you describe someone as a square peg in a round hole, you mean that they are in a situation or doing something that does not suit them at all.
stamped addressed envelope — A stamped addressed envelope is an envelope with a stamp on it and your own name and address, which you send to someone so that something can be sent back to you. The abbreviation s.a.e. is also used.
state of the union address — an annual message to Congress in which the president reports on the state of the nation and outlines a legislative program: required by the Constitution (Article II, Section 3). Abbreviation: SOTU.
statistical-thermodynamics — the science that deals with average properties of the molecules, atoms, or elementary particles in random motion in a system of many such particles and relates these properties to the thermodynamic and other macroscopic properties of the system.
straight-line depreciation — Straight-line depreciation is a method of depreciation in which an equal amount of depreciation is taken each year.
subscriber identity module — (telecommunications, wireless) (SIM or "SIM card") A component, usually in the form of a miniature smart-card, that is theoretically tamper-proof and is used to associate a mobile subscriber with a mobile network subscription. The SIM holds the subscriber's unique MSISDN along with secret information such as a private encryption key and encryption and digital signature algorithms. Most SIMs also contain non-volatile storage for network and device management, contact lists, text messages sent and received, logos and in some cases even small Java programs.
suit sb down to the ground — If you say that something such as a job or piece of clothing suits someone down to the ground, you mean that it is completely suitable or right for them.
system product interpreter — Restructured EXtended eXecutor
take someone's word for it — to accept or believe what someone says
take something for granted — If you take something for granted, you believe that it is true or accept it as normal without thinking about it.
the other side of the coin — You use the other side of the coin to mention a different aspect of a situation.
the short end of the stick — the worst of a deal
three-dimensional printing — the creation of solid objects by building up multiple layers, each layer corresponding to a plan held in a digital file
to be a dead ringer for sb — a person who is very similar in appearance to someone else
to be in the driver's seat — to be in a position of control
to be on a starvation diet — to be on a strict diet
to be pressed into service — To press someone or something into service means to use them temporarily for a particular purpose.
to get down to brass tacks — If you get down to brass tacks, you discuss the basic, most important facts of a situation.
to get your fingers burned — If you get your fingers burned or burn your fingers, you suffer because something you did or were involved in was a failure or a mistake.
to get your house in order — If someone gets their house in order, puts their house in order, or sets their house in order, they arrange their affairs and solve their problems.
to hold someone for ransom — If a kidnapper is holding a person for ransom, they keep that person prisoner until they are given what they want.
to look on the bright side — If you look on the bright side, you try to be cheerful about a bad situation by thinking of some advantages that could result from it, or thinking that it is not as bad as it could have been.
to rub salt into the wound — If someone or something rubs salt into the wound, they make the unpleasant situation that you are in even worse, often by reminding you of your failures or faults.
to steal someone's thunder — If you steal someone's thunder, you get the attention or praise that they thought they would get, usually by saying or doing what they had intended to say or do.
to tread on someone's toes — If you tread on someone's toes, you offend them by criticizing the way that they do something or by interfering in their affairs.
to treat someone like dirt — If you say that someone treats you like dirt, you are angry with them because you think that they treat you unfairly and with no respect.
transport driver interface — (networking) (TDI) Developed by SUN, IBM, and Microsoft (and others?), the TDI is a software interface between the protocols and application programing interface layers of the Windows NT network model.

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