Human activities used to create, invent, design, transform, produce, control, maintain, and use products or systems; a sequence of actions that combines resources to produce an output.

A person who designs any of a variety of things.

Desired specifications (elements or features) of a product or system.

A person who is trained in and uses technological and scientific knowledge to solve practical problems.

The study of workplace equipment design or how to arrange and design devices, machines, or workspace so that people and things interact safely and most efficiently.

An iterative decision-making process that produces plans by which resources are converted into products or systems that meet human needs and wants or solve problems.

A written plan that identifies a problem to be solved, its criteria, and its constraints. This is used to encourage thinking of all aspects of a problem before attempting a solution.

A systematic problem-solving strategy, with criteria and constraints, used to develop many possible solutions to a problem or to satisfy human needs and wants and winnow (narrow) down the possible solutions to one final choice.

A visual, mathematical, or three-dimensional representation in detail of an object or design, often smaller than the original. This is often used to test ideas, make changes to a design, and to learn more about what would happen to a similar, real object.

A measure in one direction. 

A tool for systematically ranking alternatives according to a set of criteria.

To make notes on a sketch to provide further information.

To form an idea of the amount or value of; assess.