A type of graphical interface that allows the user to interact with the application on a screen, such as a computer monitor or smartphone, using various types of input devices.
An example of a typical user and the actions they take. Typically these are written in the form of a story.
A file format that supports both static and animated images. It is a popular file format on the internet and social media due to its wide colour support, portability, and animating capabilities.
The thickness or thinness of a typeface. Common font weights are light, regular/normal, semi-bold, bold and extra bold.
A technique for understanding people’s experience of a product or service. Participants are asked to keep daily records of their experience using the product, and these records are taken into consideration when designing the design.
A concept used in systems design to describe the negative consequences of making seemingly innocuous design changes. Shorthand for a product's delayed but inevitable need to be reworked due to earlier, seemingly trivial decisions not having been fully thought through in the original release.
Designers incur this "debt" by making quick and easy choices that save time in the present but cause more complex problems later on down the road when it becomes necessary to change or add something.
A small, non-preview image that accompanies a larger image. It provides an immediate sense of the content while not necessarily revealing it in its entire scope.
A pixel, or a picture element, is the smallest addressable element in a display device.
The intensity of a color relative to its own brightness. Colours are said to be saturated when they have a strong hue and high intensity.
The meeting point where two lines cross.
PPI stands for Point Per Inch. PPI is the number of dots per inch in a printer's resolution or the number of pixels per inch in a monitor's screen resolution. The more PPI, the higher your image quality will be as it becomes sharper and clearer. The lower your PPI, the lower your image quality will be, and the more likely you'll see individual pixels in an image.