A letter, symbol, or another alphabet unit.
A field of study that aims to understand the user experience of a product or service. Conducting UX research includes interviewing, observing, and surveying users. Understanding the user experience is important because it helps designers understand how to design a better product that will be more appealing and usable for people.
The width and height of a document, after having been cut down to size from a larger sheet.
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.
A form of typographic ornament used by a type designer for decorative purposes. Common ligatures are based on joining two or more letters together, often with figures embedded in the design
A graphic element that has a definite length and direction. Examples of vectors would be straight lines, edges, or curves.
A unit of measurement that equals 1/6 of an inch, or 1/72 of a foot.
The distance from the baseline to the top of a capital letter, number, or other upper-case glyphs.
A measure of the height of a set of text on an element.
A design or decoration impressed into the surface of a material.
Affordances describe a relationship between the environment and an animate object, classified as either positive or negative.
Items, such as a car that leads to movement, have a positive affordance. Things like stairs that lead upwards have a negative affordance because they will not allow for any other form of movement other than up or down if used accordingly.