This page gathers the 9,098 dictionary entries belonging to the domain “Engineering”, as labelled by Wiktionary. Each word leads to its full entry: definitions, etymology, pronunciation, examples. Page 68 of 91: from “rocker” to “running time”.
- rocker noun A rock shaft.
- rocker arm noun A valvetrain component that typically transfers the motion of a pushrod in an overhead valve internal combustion engine to the…
- rocker switch noun An electromechanical device used to control electrical circuits by rocking or pivoting a hinged actuator around a central axis to connect…
- rocket belt noun a wearable backpack device using rocket thrust to propel a person into the air
- rockoon noun A rocket, powered by solid fuel, that is not lit while on the ground but first carried into the upper atmosphere by a gas-filled balloon…
- rodding noun A system of rods etc. used for movement.
- rodwork noun Any assembly made from rods.
- roger intj Received (used in radio communications to acknowledge that a message has been received and understood)
- roger that intj Received (used in radio communications to acknowledge that a message has been received and understood)
- rogue noun Malware that deceitfully presents itself as antispyware.
- role-based adj based on a special given role to access a content; used usually in cloud computing, databases, or other complex systems.
- role-oriented adj Of or pertaining to a form of computer programming which aims at expressing objects in terms that are analogous to a human conceptual…
- role-oriented language noun A programming language that uses a paradigm aiming at expressing things in terms analogous to human conceptual understanding of the World…
- roll noun The oscillating movement of a nautical vessel as it rotates from side to side, about its fore-and-aft axis, causing its sides to go up and…
- roll back verb To reduce thrust without having been commanded to do so.
- roll off verb To spontaneously roll suddenly and rapidly to one side or the other upon entering a stall (due to one wing stalling slightly before the…
- roll over verb To move the cursor over.
- roll rate noun The rate at which an aircraft can change its roll attitude, typically expressed in degrees per second
- roll the trucks verb To alert and deploy ARFF emergency vehicles to the scene of an aircraft accident, incident, or emergency landing on or near an airport.
- rollaboard noun A wheeled suitcase that is carry-on luggage.
- rollback verb To return to the previous state.
- rollback netcode noun A type of netcode that prioritizes the inputs of a local player and predicts the inputs of a remote player, rolling back to a previous…
- rollerball noun A trackball.
- rolleron noun An aerodynamic control surface device, used to control against unwanted rolling (rotation) about the axis of movement. The moving wingtip…
- rolling brownout noun A deliberate reduction in voltage.
- rolling scissors noun A form of the scissors defensive maneuver in dogfighting, involving pulling up, rolling one's aircraft towards that of the attacker, and…
- rolling takeoff noun A takeoff where the aircraft taxis into takeoff position and immediately starts to accelerate for takeoff, without stopping on the runway.
- rolloff noun A sudden large uncommanded roll to the left or right experienced by an aircraft entering a stall, resulting from one wing stalling slightly…
- rollout noun The phase of a landing after touchdown but before the aircraft slows to taxi speed.
- rollover noun A graphic element that changes its appearance when the cursor moves over it.
- rollover cable noun A kind of cable used to connect consoles to computers, having the pinouts on one end reversed with respect to the other.
- rollup noun A collection of software updates distributed as a single package.
- ROM noun Acronym of read-only memory.
- roman adj Of or related to the Latin alphabet or roman numerals.
- Roman candle noun A parachute deployment failure in which the parachutist whirls downward at high speed.
- roman font noun A font that is upright, as opposed to oblique or italic.
- root verb To get root or privileged access on (a computer system or mobile phone), often through bypassing some security mechanism.
- rooted adj Having a root (superuser) account that has been compromised.
- rooter noun A type of malware that obtains and runs using privileged access, bypassing normal security systems.
- rootless adj Without (the use of) a root user account.
- ROP noun A Render Output unit or raster operations pipeline.
- rope noun A long thin segment of soft clay, either extruded or formed by hand.
- rotary table noun A device for precisely positioning the workpiece, enabling the operator to drill or cut at exact intervals around a fixed axis.
- rotary wing noun A primary lift surface that produces lift in rotation, such as found in helicopters and heli-type drones.
- rotating beacon noun A rotating location light installed at an airport, allowing the type of airport to be determined by the color and speed of the rotation.
- rotation noun The step during takeoff when the pilot commands the vehicle to lift the nose wheel off the ground during the takeoff roll. (see also: V2)
- rotolining noun A process that lines the interior of metal objects with a polymer that involves heating and rotating the item.
- rotor noun The wing of a helicopter or other rotary wing aircraft (e.g., heli-type drone).
- rotor machine noun An mixed electronic and mechanical stream cipher composed of a series of wheels, widespread use from the 1920s–1970s.
- rototill verb To make extensive and pervasive changes to a piece of code without altering its functionality.
- roughness noun A measure of how rough something is, such as a surface
- round noun A rounded relief or cut at an edge, especially an outside edge, added for a finished appearance and to soften sharp edges.
- round robin noun A method of making use of several similar subsystems, assigning tasks to each of them in turn (for example, sending data to a destination…
- round trip noun The export and eventual reimport of a file, data, etc. without loss of fidelity.
- roundel noun A circular insignia painted on an aircraft to identify its nationality or service.
- roundness noun The degree of accuracy to which a manufactured object intended to be round fulfills that requirement; it is measured by parameters such as…
- roundtrip verb To export (a file, data, etc.) and eventually import it again without loss of fidelity.
- route verb To send (information) through a router.
- router noun Any device that directs packets of information using the equivalent of Open Systems Interconnection layer 3 (network layer) information.…
- routine noun A set of instructions designed to perform a specific task; a subroutine.
- routing noun A method of finding paths from origins to destinations in a network such as the Internet, along which information can be passed.
- rover noun A small manned or unmanned land vehicle for exploring extraterrestrial bodies.
- rowstore noun A database storage method that organizes data by rows, storing all fields of a record together. This design is best for transactional…
- royalty-free adj Of software, content, or materials, licensed for use after a one-time payment or fee, with no additional royalties required per use…
- Rozière balloon noun A type of hybrid balloon that has separate chambers for a nonheated lifting gas as well as for a heated lifting gas.
- RPG verb To attack with a rocket-propelled grenade.
- RTX noun A brand of graphics processing units developed by Nvidia featuring ray tracing technology.
- rubber verb To eavesdrop on a telephone call
- rubber duck verb To act as a sounding board for a programmer that is debugging their code, facilitating rubber duck debugging.
- rubber duck debugging noun The practice in which a programmer attempts to solve a bug by explaining their code to an inanimate object, such as a rubber duck.
- rubber jungle noun In a commercial passenger airliner, the dense, forest-like profusion of suspended tubes, straps, bags, and masks which results when large…
- rubberbanding noun A technique in which one point or object moves while attached to another point or object, as when dragging out a new shape in a drawing…
- rubout noun Synonym of backspace.
- rud verb To produce a RUD.
- rudder noun A control surface on the vertical stabilizer of a fixed-wing aircraft or an autogyro. On some craft, the entire vertical stabilizer…
- rudder authority noun The degree of control that the rudder can exert over the yawing motion of an aircraft; related to rudder design and airspeed.
- rudder roll noun A type of aerial maneuver resembling the barrel roll but differs in that the application of backstick pressure is usually very high and…
- rudderon noun A type of control surface, usually found on flying wing aircraft, consisting of two pairs of panels (one mounted near each wingtip on the…
- rudderpost noun A vertical support on an aircraft's tail section, that connects the rudder to the vertical stabilizer.
- ruff noun A collar on a shaft or other piece to prevent endwise motion.
- rugged adj Designed to reliably operate in harsh usage environments and conditions.
- rule joint noun A knuckle joint having shoulders that abut when the connected pieces come into line with each other, and thus permit folding in one…
- rumble seat noun A jump seat.
- run noun The execution of a program or model
- run ahead verb To execute (code) in advance, anticipating a likely upcoming need for the result.
- run book noun A set of procedures prepared by an administrator for the day-to-day maintenance and exception handling of an IT system; (loosely) such a…
- run in adj (sometimes comparable) Having been run in to seat the parts.
- run on noun The period when a power saw or other tool continues to run after being powered off.
- run over verb To have rotation in such direction that the crank pin traverses the upper, or front, half of its path in the forward, or outward, stroke…
- run time noun The stage during which a program is executing.
- run up noun The process of warming up and testing an airplane before a flight.
- run-length encoding noun A simple data compression scheme in which sequences of the same item are replaced by one such item and a count (so for example the text…
- runahead noun The speculative execution of code that may or may not be required to execute, so that the results are available in advance if that branch…
- rundle noun One of the pins or trundles of a lantern wheel.
- rune noun A Unicode code point.
- rung noun One of the radial handles projecting from the rim of a steering wheel.
- runlevel noun Any of a set of modes of operation in certain operating systems, defining the state of the machine after boot.
- runnable adj Capable of being run.
- running target noun A target that is towed across a range as the shooter shoots.
- running time noun Of an algorithm, the length of time required for it to run as a function, depending on the number of operations executed.