ID

A selector that can be applied to any HTML element. ID should be used when designing for a single instance, such as using the id="main" attribute on an <h1> tag.

More terms you might want to know

Body-storming

A UX design technique to explore and map out a service, product, or system through physical navigation, often completed at the start of a design process to provide designers with an understanding of how users will navigate the system. In addition, body-storming can be used in development to test functionality or measure ease of use.

Baseline

An imaginary line on which most letters "sit". As such, it equals the height of an em square. The expected result of a baseline is to reference the height with which text is aligned. The alignment ranges from ascenders, which are the upper strokes in b, d, and h, down to descenders like j or y.

Monospace

A style of typeface that uses a width-to-height ratio of 1:1.

Hick's Law

A well-known cognitive psychologist's principle that says that the time it takes to make a decision varies logarithmically according to the number of choices. As more options are presented, more decision time is required due to the mental work of comparing and contrasting each potential option.

Scale

The distance between two points of extrusion or an object. It can also be defined as the measurement of size.

Gamification

The process of adding game-like qualities to an experience like a website or application. To ensure that these activities are engaging enough for the users, it often includes gradual rewards such as levels and badges systems, which can further encourage engagement with the app.

Lettermark

A symbol that is used in the design industry to give a more personal touch. Lettermarks can be an individual's name or initials that are cleverly designed and incorporated into a company's logo.

ID

A selector that can be applied to any HTML element. ID should be used when designing for a single instance, such as using the id="main" attribute on an <h1> tag.

Style Guide

A group of rules, guidelines, and/or standards designers use when producing artwork or branded projects ensuring that they have the desired appearance and are compliant with usage guidelines.

Proximity

The placement or otherwise of a thing in relation to other things. In design, proximity may be considered as the distance between two items in space or their relative location to each other.

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