Joint Photographic Experts Group (JPEG) – A group of people that develop compression algorithms, or procedures, for graphics files. JPEG is also used to describe images that have been created using these compression algorithms. JPEGs and GIFs are the two most commonly used image formats on the Internet.

Justify – The even alignment of text on both sides of the margin to create a smooth edge. Left justified text will be aligned on the left side of the page only while right justified text is aligned on the right side.