A graphic element that has a definite length and direction. Examples of vectors would be straight lines, edges, or curves.
A well-known UI element in computer applications. It's an expandable menu of context-specific commands typically launched from the application's main menu.
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.
A type of user interface design carefully crafted to trick people into doing things they might not want to do.
The distance between the baseline and the mean line of lowercase letters in a typeface. Nearby descenders (such as j) and ascenders (such as q) usually extend slightly below or above this height.
A technique used to sequentially present items in a list or other data set that are too long to display at one time.
Text that is used to fill in a gap in a document.
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.
A mark or symbol used to represent an institution, organisation, person, or group, and it is usually displayed on flags and seals.
A sequence of user actions on a website. In UX design, it's important to note the order in which users interact with your site so you can redesign it for optimum usability.
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.