Manufacturing definitions from A to Z.

A group of additive manufacturing processes that create three-dimensional parts from digital models by depositing, curing, sintering, or fusing material layer by layer.

A device that converts electrical, pneumatic, or hydraulic energy into linear, rotary, or oscillating motion.

A production method that builds parts layer by layer from digital models. Common forms include fused deposition modeling, selective laser sintering, stereolithography, and metal powder-bed fusion.

An automatic guided vehicle that transports materials along defined routes using guidance technologies such as magnetic tape, wire, reflectors, or mapped paths.

An autonomous mobile robot that uses onboard sensors, mapping, and navigation software to travel dynamically through a facility.

An electrochemical finishing process that thickens the natural oxide layer on aluminum and certain other metals to improve corrosion resistance, wear resistance, and appearance.

The process of joining components, subassemblies, fasteners, wiring, adhesives, or other elements into a larger product or system.

The use of control systems, software, sensors, robotics, and machinery to perform production tasks with reduced direct human intervention.

A quarter-turn valve that uses a drilled spherical closure element to start, stop, or direct fluid flow.

A controlled list of the raw materials, purchased components, subassemblies, quantities, and revisions required to build a product.

A machining process that uses a multi-tooth cutting tool to remove material progressively and create internal or external profiles.

Computer-aided design software used to create, modify, analyze, and document two-dimensional drawings and three-dimensional product models.

Computer-aided manufacturing software that converts digital design data into machine instructions, toolpaths, and production programs.

A statistical evaluation that compares process variation with specification limits to estimate whether a stable process can consistently meet requirements.

The amount of production output a facility, machine, process, or supplier can support over a defined period under stated operating conditions.

A manufacturing process in which liquid material is poured or forced into a mold and allowed to solidify into a required shape.

A dynamic pump that uses a rotating impeller to increase fluid velocity and convert that motion into pressure and flow.

A formal method for reviewing, approving, documenting, communicating, and implementing changes to drawings, materials, processes, software, tooling, or specifications.

A subtractive manufacturing process in which computer numerical control equipment removes material from a workpiece to produce precise shapes, features, and dimensions.

A collaborative robot designed for applications where human and robot tasks may occur within a shared or partially shared workspace after appropriate risk assessment.

A molding process that places material into a heated mold cavity and applies pressure until the material forms and cures.

An arrangement in which an outside manufacturer produces parts, assemblies, or finished products for another company according to defined specifications.

A mechanical or automated system used to move products, packages, components, or bulk material between locations or operations.

A structured process for containing a problem, identifying root cause, implementing a permanent solution, and verifying that recurrence has been prevented.

A process capability index that compares the width of a stable process distribution with the width of the specification limits without accounting for process centering.

A process capability index that compares process variation and centering with the nearest specification limit.

The elapsed time required to complete one unit, operation, machine cycle, or repeated production sequence.

The practice of simplifying product structure and joining methods so a product can be assembled with fewer parts, less labor, and lower error risk.

The practice of designing products so they can be produced reliably, efficiently, and economically using suitable manufacturing processes.

A metal casting process that forces molten metal into a reusable steel mold under pressure to create repeatable, detailed parts.

A period when equipment, a production line, or a process is unavailable or unable to produce acceptable output.

The controlled identifier showing the approved version of an engineering drawing and the changes incorporated into that version.

A nontraditional machining process that removes conductive material through controlled electrical sparks between an electrode and a workpiece.

The gripper, vacuum tool, weld gun, dispenser, sensor, or other device attached to the end of a robot arm to perform work.

A polymer selected for mechanical, thermal, chemical, electrical, or dimensional performance beyond that of general-purpose plastics.

Enterprise resource planning software used to manage business functions such as purchasing, inventory, production, finance, scheduling, and order processing.

A continuous manufacturing process that pushes material through a shaped die to create a product with a consistent cross-section.

An abbreviation for first article inspection, a documented verification that an initial production item meets specified design and process requirements.

A documented inspection of an initial production item used to verify that manufacturing output conforms to drawings, specifications, and customer requirements.

A production device that locates, supports, holds, or constrains a workpiece during machining, assembly, inspection, welding, or another operation.

An instrument that measures the rate or quantity of liquid, gas, or steam moving through a system.

A manufacturing process that shapes metal through compressive force using hammers, presses, dies, or controlled deformation.

A measurement system analysis that estimates how much observed variation comes from the measuring device and the people using it.

Geometric dimensioning and tolerancing, a symbolic engineering language used to define allowable variation in form, orientation, location, and runout.

A device that transfers thermal energy between two fluids or between a fluid and a surface without necessarily mixing the fluids.

A controlled heating and cooling process used to change the mechanical, metallurgical, or physical properties of a material.

A human-machine interface that displays machine status, alarms, controls, recipes, trends, and production information to operators.

A linear actuator that uses pressurized hydraulic fluid to generate controlled force and motion.

A programmable multi-axis machine used for material handling, welding, assembly, dispensing, inspection, palletizing, and other repetitive tasks.

A manufacturing process that melts material and injects it into a mold cavity where it cools and solidifies into the required shape.

A precision casting process that uses a disposable wax pattern and ceramic shell to produce complex metal parts with fine detail.

An international quality management system standard focused on consistent processes, documented controls, customer requirements, and continual improvement.

A workholding device that locates a part and also guides a cutting, drilling, or assembly tool.

A production and inventory strategy that supplies material or components close to the time they are needed to reduce excess inventory and waiting.

A visual or electronic signaling method used to control material replenishment, production flow, and work authorization.

The process of collecting and organizing all components, hardware, documents, and materials required for a specific assembly or production order.

A thermal cutting process that uses a focused laser beam to cut or engrave sheet, plate, tube, and other materials.

The total elapsed time between initiating an order, project, or production request and receiving the required output.

A production philosophy focused on reducing waste, improving flow, shortening lead time, and creating more customer value.

The use of cameras, lighting, optics, and software to inspect, guide, identify, measure, or control manufacturing operations.

A manufacturing execution system that manages, tracks, and records production activity between enterprise planning systems and shop-floor equipment.

A manufacturing process that uses dies and presses to cut, bend, draw, or form sheet metal into components.

The science and practice of measurement, including standards, calibration, uncertainty, instruments, and methods.

The smallest quantity a supplier is willing to produce or sell under a stated price, setup, packaging, or process arrangement.

A product, process, material, document, or result that does not meet an applicable requirement.

Overall equipment effectiveness, a production metric that combines availability, performance, and quality into one measure of equipment utilization.

An original equipment manufacturer that designs, produces, or sells products or systems incorporating components made internally or by outside suppliers.

A programmable logic controller used to automate machinery and industrial processes through digital and analog inputs, outputs, and control logic.

A dry finishing process that applies electrostatically charged powder to a surface and cures it to form a durable coating.

Planned inspection, lubrication, adjustment, cleaning, replacement, or service performed to reduce the likelihood of equipment failure.

The ability of a stable manufacturing process to produce output within specification limits with acceptable variation.

Documented evidence that a process, when operated within defined parameters, can consistently produce results meeting predetermined requirements.

An early physical or functional representation used to evaluate design, fit, performance, manufacturability, or user interaction before full production.

A documented framework of policies, responsibilities, procedures, records, controls, and improvement activities used to manage product and process quality.

A request for quote sent to potential suppliers to obtain pricing, lead times, tooling information, and commercial terms for a defined manufacturing requirement.

A structured investigation used to identify the underlying reason a problem occurred rather than only addressing the visible symptom.

Supervisory control and data acquisition software used to monitor, control, alarm, and record industrial processes and distributed equipment.

A motor used with feedback controls to provide precise position, speed, or torque control in automated equipment.

The time required to prepare equipment, tooling, programs, fixtures, materials, and documentation for a production run.

A data-driven improvement method that seeks to reduce variation, defects, and process instability.

The use of statistical methods and process data to monitor variation, identify trends, and maintain stable production.

The connected network of organizations, materials, information, transportation, processes, and services required to deliver a product.

The texture, smoothness, or roughness of a manufactured surface, often specified using measurable roughness values or visual standards.

The rate at which completed units must be produced to match customer demand during available production time.

The permitted variation from a specified dimension, geometry, position, or other product requirement.

Molds, dies, fixtures, gauges, patterns, cutting tools, and custom devices used to make, assemble, or inspect a product.

The complete cost of acquiring and delivering usable product, including purchase price, freight, duties, inventory, quality, handling, and related risk.

The ability to connect a product or lot with its materials, processes, equipment, operators, inspections, records, and shipment history.

An electrical device that transfers energy between circuits through electromagnetic induction, commonly to increase, decrease, isolate, or regulate voltage.

A visual method for documenting material and information flow to identify waste, delays, bottlenecks, and improvement opportunities.

A cutting process that uses a high-pressure stream of water, sometimes mixed with abrasive particles, to cut a wide range of materials.

A controlled document that explains how to perform a specific task, operation, inspection, setup, or process step.