This page gathers the 250 dictionary entries belonging to the domain “Mechanical engineering”, as labelled by Wiktionary. Each word leads to its full entry: definitions, etymology, pronunciation, examples. Page 3 of 3: from “shaving tool” to “zoomy”.
- shaving tool noun An implement that removes a small amount of material around the edges of a previously blanked stamping or piercing.
- sheaf noun A sheave.
- shear centre noun The point where a shear force can act without producing any twist in the section. In general not the centroid, but a point through which a…
- ship lift noun A device consisting of a structural platform which can be used to launch ships by lowering them into the water, or to lift them into dry…
- shock noun A shock absorber (typically in the suspension of a vehicle).
- shock absorber noun A mechanical device designed to smooth out or damp any sudden shock impulse and dissipate kinetic energy; usually consists of a combination…
- simple harmonic motion noun oscillating motion (as of a pendulum) in which the acceleration of the oscillator has an equal magnitude but opposite direction to the…
- skirt finger noun An individual, replaceable, flexible tube or flap attached to the bottom edge of the main inflatable skirt of a hovercraft or air cushion…
- sleep verb To spin on its axis with no other perceptible motion.
- spin noun An abnormal condition in journal bearings where the bearing seizes to the rotating shaft and rotates inside the journal, destroying both…
- spline noun A ridge or tooth on a drive shaft that meshes with a corresponding groove in a mating piece and transfers torque to it, maintaining the…
- sprocket noun A toothed wheel that enmeshes with a chain or other perforated band.
- square up verb To mill (blocks, inserts, etc) into precisely square condition.
- swivel noun A piece, such as a ring or hook, attached to another piece by a pin, in such a manner as to permit rotation about the pin as an axis.
- tap noun A cylindrical tool used to cut an internal screw thread in a hole, with cutting edges around the lower end and an upper end to which a…
- taper noun Ellipsis of machine taper.
- tenth noun A tenth of a mil; a ten-thousandth of an inch.
- thrill verb To drill and thread in one operation, using a tool bit that cuts the hole and the threads in one series of computer-controlled movements.
- throwbot noun A small, throwable robotic device, typically used by military and law enforcement for reconnaissance and situational awareness.
- time history noun A technique used in the field of structural dynamics to evaluate the behavior of structures under different loads and conditions, involving…
- tommy bar noun A short bar put through the hole in a socket spanner or box spanner to provide leverage.
- toolpath noun The path through space that the tip of a cutting tool follows on its way to producing the desired geometry of the workpiece.
- top dead center noun A position in the cycle of a piston engine wherein the piston is at the topmost point in its stroke. In a four-stroke cycle, TDC occurs…
- torque noun A rotational or twisting effect of a force; a moment of force, defined for measurement purposes as an equivalent straight line force…
- torque converter noun A device that converts the rotational output of a prime mover into work by driving a rotational load. A torque converter functions as a…
- torsion noun That force with which a thread, wire, or rod of any material returns, or tends to return, to a state of rest after it has been twisted…
- touch off verb To establish a reference coordinate or datum, by moving the tool head to just touch the workpiece or machine bed.
- trunk piston noun In a single-acting engine, an elongated hollow piston, open at the end, in which the end of the connecting rod is pivoted. The piston rod…
- turning tool noun A cutting tool for turning (cutting external diameters and faces) as opposed to boring (cutting internal diameters and faces); especially…
- turret noun A turret head.
- two-stroke adj Of or relating to a design of internal combustion engine, the working cycle of which is completed during two strokes of the piston.
- uncanny valley noun A range of appearances, mannerisms, or behaviors of a humanoid figure that are subtly different from a human and thereby cause feelings of…
- undershift verb To undershoot when changing gears.
- unport verb To flow away from, and, thus, fail to enter, its intake or drain port.
- utters noun Unwanted depressions or other marks on the surface of an object caused when a tool is pressed too hard or vibrates against the surface.
- V4 noun An internal combustion engine with four cylinders in two banks of two in a V-shaped formation.
- valve gear noun The mechanism of a steam engine that operates the inlet and exhaust valves to admit steam into the cylinder and allow exhaust steam to…
- vapor lock noun A problem mostly affecting gasoline-fueled internal combustion engines, where the liquid fuel changes state from liquid to gas while still…
- Vickers hardness noun The hardness of a material according to the Vickers hardness test, based on its ability to resist plastic deformation from a standard…
- virial adj Of or pertaining to the interactive forces between molecules or particles.
- virtual adj Pertaining to a theoretical infinitesimal velocity in a mechanical system that does not violate the system's constraints; also, of other…
- walk verb To tend to move radially while feeding axially, whether tending toward on-center or tending toward off-center. Walking may be desirable…
- wastegate noun A valve that allows exhaust gases to bypass an engine's turbocharger, in order to keep from overspeeding the turbocharger rotor or driving…
- wedge gear noun A specialized friction gear characterized by circumferential grooves of wedge-shaped cross section on its wheel periphery.
- weight noun Viscosity rating.
- wet heater noun A torpedo engine where water is injected into the combustion chamber alongside fuel and compressed air or oxygen, cooling the engine and…
- workpiece noun A partially finished object (often composed of a raw material) which is subjected to various operations, worked on with tools, etc.
- workspace noun The set of points that can be reached by the end-effector of a robotic manipulator.
- xenobot noun An artificial construct built from cells extracted from Xenopus embryos, and designed to move, consume, and build piles.
- zoomy adj sleek, speedy, streamlined