s
Abbreviation of scruple, a unit of mass in the apothecaries' system.
Entries starting with S
965 entries.
S&T
nounRail equipment
Initialism of signalling and telecommunications.
S.M.A.R.T.
Acronym of self-monitoring, analysis and reporting technology: a monitoring system included in computer HDDs and SSDs in order to detect and report various indicators of drive reliability with the intent of anticipating imminent hardware failures.
S/S
nounManufacturing
Initialism of short sleeve.
sabbath of the land
The period, occurring every seventh year, when fields were traditionally left fallow.
sable iron
nounManufacturing
A superior quality of Russia iron.
sacrificial anode
nounManufacturing
A piece of corrodible metal, attached to a metallic surface to be protected, that is preferentially consumed by electrolytic action
saddle
verbWoodworking
To cut a saddle-shaped notch in (a log or other piece of wood) so it can fit together with other such logs or pieces; also, to fit (logs or other pieces of wood) together with this method.
SAE
nameAutomotive
Initialism of Society of Automotive Engineers.
safe mode
An emergency mode of many unmanned spacecraft in which nonessential systems are shut down and the spacecraft assumes a preset attitude towards the sun while awaiting commands from ground control.
safety
A safety lock or safety catch: a mechanism on a weapon or dangerous equipment designed to prevent accidental firing or operation.
safety chain
nounRail equipment
A normally slack chain for preventing excessive movement between a truck and a car body during a slue.
safety pin
A pin in the form of a clasp, which has a guard to cover the sharp point; used to join two pieces of fabric, etc., together temporarily.
sail
A piece of fabric attached to a boat and arranged such that it causes the wind to drive the boat along. The sail may be attached to the boat via a combination of mast, spars and ropes.
sailcraft
A spacecraft endowed with sail for propulsion purposes.
sailor collar
A broad, flat collar with a square flap across the back that tapers to a V-shape in the front.
Saint
nounRail equipment
Saint class, a class of steam locomotives used on the GWR.
salamander
nounMetallurgy
Solidified material in a furnace hearth.
salient pole
A magnetic pole that projects toward the armature of an electric machine.
saloon
nounRail equipment
the part of a rail carriage or multiple unit containing seating for passengers.
salt
To blast metal into (as a portion of a mine) in order to cause to appear to be a productive seam.
salt of tin
stannous chloride, especially when used as a mordant
salvable
adjectiveForestry and timber
Salvageable, recoverable; allowing for recovery.
SAM
Acronym of Sample Analysis at Mars (a scientific instrument of the Mars Science Laboratory on board the Curiosity rover on Mars.)
sand battery
An unspillable electrochemical battery whose cells use electrolyte soaked sand, typically used to test telegraph cables at sea.
sand jack
nounConstruction
A type of jack from which sand can be released gradually in small quantities when lowering something into position.
sandbox
nounRail equipment
A box carried on locomotives, from which sand runs onto the rails in front of the driving wheels, to prevent slipping.
sander
nounRail equipment
A device which spreads sand on the rails in wet, snowy, icy, slippery conditions to improve traction.
sanding gear
Equipment for applying sand onto rails, to aid adhesion in slippery conditions.
sandwich beam
nounConstruction
A composite system that consists of two thin skin layers separated by a thick inner core.
sandwich shell
nounConstruction
A structure consisting of a core (which can be foam or solid, honeycomb, web, corrugated or truss) sandwiched between two thinner outer layers, often made of metal or composite.
sandwich theory
nounConstruction
A theory describing the behaviour of a beam, plate, or shell consisting of three layers: two facesheets and one core.
Sandy
The A-1 Sky Raider aircraft.
SAPS
Initialism of stand-alone power system/supply.
SAPVS
Initialism of standalone photovoltaic system/supply.
SAR
Initialism of sodium adsorption ratio.
SARMO
nounRobotics
Abbreviation of sense and react to military objects; A technology methodology for automated weapons response.
SAS
Initialism of stability augmentation system.
sash
A piece of cloth designed to be worn around the waist.
SATA
Serial ATA (Serial Advanced Technology Attachment), a computer bus technology primarily designed for transfer of data to and from a hard disk. It is the successor to the legacy Advanced Technology Attachment (ATA) standard.
satin jean
A smooth, glossy, hard-twilled form of cotton goods.
saturate
To render pure, or of a colour free from white light.
saturation
The condition at which a component of the system has reached its maximum traffic-handling capacity, i.e. one erlang per circuit.
saucisse
A long and slender pipe or bag, made of cloth well pitched, or of leather, filled with powder, and used to communicate fire to mines, caissons, bomb chests, etc.
Saxon
A size of type between German and Norse, 2-point type.
SBH
Abbreviation of Schottky barrier height.
SBPS
Initialism of standby power system/supply.
SCA
Initialism of Shuttle Carrier Aircraft.
scabby
adjectiveIndustrial printing
Having a blotched, uneven appearance.
SCADA
Acronym of supervisory control and data acquisition, an electrical network typically containing at least IED's, RTU's, and a master station equipped with an HMI; used to monitor and control process automation systems, such as those used by electrical and water utilities.
scaff tag
nounConstruction
A label affixed to scaffolding to certify that it has been erected correctly and is safe to use.
scaffold
nounMetalworking
An accumulation of adherent, partly fused material forming a shelf or dome-shaped obstruction above the tuyeres in a blast furnace.
scalable
adjectiveManufacturing
Suitable to provide accurate dimensions to manufacturing staff by being measured and having the measurements multiplied by the scale factor.
scalar
An amplifier whose output is a constant multiple of its input.
scale
verbManufacturing
To take measurements from (an engineering drawing), treating them as (or as if) reliable dimensional instructions.
scan line
One of the horizontal lines that compose a raster scanning pattern, as on a television or computer display.
scant
nounConstruction
A block of stone sawn on two sides down to the bed level.
scarify
To remove thatch (build-up of organic matter on the soil) from a lawn, to dethatch.
scary sharp
adjectiveWoodworking
Of tools: sharpened with sandpaper instead of the conventional oilstone or waterstone, etc.
schlich
The finer portion of crushed ore, as of gold, lead, or tin, separated by the water in certain wet processes.