UI/UX Design Glossary
25 essential terms — because precise language is the foundation of clear thinking in UI/UX Design.
Showing 25 of 25 terms
A controlled experiment comparing two design variants to determine which performs better on a specific metric.
The practice of designing products usable by people with diverse abilities, guided by standards such as WCAG.
A visual or physical property of an element that suggests how it should be used or interacted with.
A research technique where users organize content into categories to inform information architecture.
The study of how colors interact, combine, and affect human perception and emotion in design contexts.
The percentage of users who complete a desired action, such as signing up, purchasing, or clicking a call to action.
A comprehensive library of reusable components, tokens, patterns, and guidelines for consistent product design.
Named values for colors, spacing, typography, and other visual properties stored in a platform-agnostic format.
A collaborative tool summarizing what a user says, thinks, does, and feels to build shared understanding of user needs.
A browser-based collaborative design tool widely used for UI design, wireframing, prototyping, and design systems.
Psychological laws describing how humans visually group elements by proximity, similarity, closure, and continuity.
A usability inspection method where evaluators judge an interface against a set of established usability principles.
The organization and structure of content within a digital product, including navigation, labeling, and categorization.
The design of how users engage with a product through actions, animations, and system responses.
A user's internal representation of how a system works, based on prior experience and expectations.
A small, contained interactive moment within a product, such as a toggle switch animation or a notification badge update.
A fictional character based on user research that represents a key segment of the target audience.
Revealing information and options gradually to avoid overwhelming users with complexity.
An interactive model of a product used for testing and validation before full development.
A design approach that adapts layout and content to fit various screen sizes and device types.
The ease with which users can learn, use, and accomplish goals with a product effectively and satisfactorily.
A diagram showing the sequence of steps a user takes to complete a specific task within a product.
The arrangement of design elements to indicate their order of importance and guide the user's attention.
A low-fidelity layout that outlines page structure and content placement without detailed visual design.