21-letter words containing a, s, g

san gabriel mountains — a mountain range in S California, N of Los Angeles. Highest peak, San Antonio Peak, 10,080 feet (3072 meters).
san gorgonio mountain — a mountain in S California: highest peak in the San Bernardino Mountains. 11,502 feet (3506 meters).
santo tome de guayana — a city in NE Venezuela, on the Orinoco River.
satisficing behaviour — the form of behaviour demonstrated by firms who seek satisfactory profits and satisfactory growth rather than maximum profits
saving your reverence — a form of apology for using an obscene or taboo expression
schlieren photography — a type of photography which records schlieren
sealed-beam headlight — a headlight in which the reflector and lens are hermetically sealed together with the filament in a single unit.
seating accommodation — the provision of seats for people in a room, building, etc
secure hash algorithm —
seeing/hearing things — If you say that someone is seeing or hearing things, you mean that they believe they are seeing or hearing something that is not really there.
serbia and montenegro — a former country in SE Europe, consisting of the republics of Serbia and Montenegro; replaced the Federal Republic of Yugoslavia in 2003, and dissolved in 2006 following Montenegro’s decision to secede
seven-segment display — (electronics) (SSD) A kind of display element consisting of seven independently controllable lines arranged as a rectangular figure eight. A seven-segment display is the simplest device that can display any of the digits zero to nine (and some other characters) by lighting different combinations of lines. They are often seen in electronic calculators or measuring equipment.
short message service — (messaging) (SMS) A message service offered by the GSM digital mobile telephone system. Using SMS, a short alphanumeric message (160 alphanumeric characters) can be sent to a mobile phone to be displayed there, much like in an alphanumeric pager system. The message is buffered by the GSM network until the phone becomes active.
siamese fighting fish — a labyrinth fish, Betta splendens, that has been bred for centuries to develop brilliant coloration, very long fins, and pugnacity.
signal-to-noise ratio — the ratio of one parameter, such as power of a wanted signal to the same parameter of the noise at a specified point in an electronic circuit, etc
simple actor language — (language) (SAL) A minimal actor language, used for teaching in:
sing a different tune — a succession of musical sounds forming an air or melody, with or without the harmony accompanying it.
single parent benefit — a form of government funded financial assistance paid to single parents
single spanish burton — a tackle having a runner as well as the fall supporting the load, giving a mechanical advantage of three, neglecting friction.
siren call/siren song — A siren call or siren song is the appeal that something has although it is harmful or dangerous.
snap one's fingers at — any of the terminal members of the hand, especially one other than the thumb.
social anthropologist — an anthropologist who deals with cultural and social phenomena such as kinship systems or beliefs, esp of nonliterate peoples
sovereign wealth fund — an investment fund created using the financial assets of a national government
spark ignition engine — A spark ignition engine is an engine running on the Otto cycle.
spin angular momentum — to make (yarn) by drawing out, twisting, and winding fibers: Pioneer women spun yarn on spinning wheels.
split-finger fastball — a type of fastball that sinks abruptly as it nears home plate, thrown with the grip used for a forkball
stained glass ceiling — a situation in a church organization in which promotion for a female member of the clergy appears to be possible, but discrimination prevents it
stem-and-leaf diagram — a histogram in which the data points falling within each class interval are listed in order
strategic air command — a U.S. Air Force command charged with intercontinental air strikes, especially nuclear attacks.
structural psychology — psychology centering on the analysis of the structure or content of conscious mental states by introspective methods.
submerged arc welding — a type of heavy electric-arc welding using mechanically fed bare wire with the arc submerged in powdered flux to keep out oxygen
suction and curettage — a technique involving extraction of the fetus through a suction tube, used to perform abortions during the early stages of pregnancy.
supergranulation cell — one of a number of large convection cells in the photosphere and chromosphere of the sun, each having a diameter of 10,000–20,000 miles (16,000–32,000 km) and lasting longer than a day.
surface friction drag — the part of the drag on a body moving through a fluid that is dependent on the nature of the surface of the body
swim against the tide — to resist prevailing opinion
system management bus — (hardware, protocol) (SMBus, SMB) A simple two-wire bus used for communication with low-bandwidth devices on a motherboard, especially power related chips such as a laptop's rechargeable battery subsystem (see Smart Battery Data). Other devices might include temperature sensors and lid switches. A device can provide manufacturer information, indicate its model/part number, save its state for a suspend event, report different types of errors, accept control parameters, and return status. The SMB is generally not user configurable or accessible. The bus carries clock, data, and instructions and is based on Philip's I2C serial bus protocol. Support for SMBus devices is provided on Windows 2000. Windows 98 does not support such devices. The PIIX4 chipset provides SMBus functionality. Vendors using SMBus would be required to pay royalties.
take one's finger out — stop delaying or procrastinating
tape operating system — (operating system) (TOS) An IBM operating system for System 360, used in the early days around 1965 to support the IBM 360 model 30 et al. TOS was a predecessor to IBM's Disk Operating System. TOS died out really early as disks such as the 2311 and 2314 became common with the IBM 360 whereas thet had been a real luxury on the IBM 7090.
television evangelist — a Christian minister who devotes time to preaching on television
the acting profession — actors considered as a group
the royal scots greys — (formerly) a British cavalry regiment, the Second Dragoons
the shipping forecast — a radio broadcast made by the BBC of weather reports and forecasts for the seas around the British Isles
threshold wage policy — a policy whereby wages are increased in accordance with inflation
to be arrayed against — to be opposed to
to change the subject — When someone involved in a conversation changes the subject, they start talking about something else, often because the previous subject was embarrassing.
to get back to basics — to revert to a simpler method, eg of living or doing business
to have green fingers — If someone has green fingers, they are very good at gardening and their plants grow well.
to lay something bare — If you lay something bare, you uncover it completely so that it can then be seen.
to move the goalposts — If you accuse someone of moving the goalposts, you mean that they have changed the rules in a situation or an activity, in order to gain an advantage for themselves and to make things difficult for other people.
to rear its ugly head — If something unpleasant rears its head or rears its ugly head, it becomes visible or noticeable.

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