1 Retrieved October 19 2015 from http://www.acronymfinder.com/Radiology-Information-System%2fPicture-Archiving-and-Communication-System-(RIS%2fPACS).html. 2  APA style: RIS/PACS. (n.d.) Acronym Finder. ( 3 2015).
In music, a diminished triad ( Play ), also known as the minor flatted fifth (mâ­5), is a triad consisting of three minor thirds above the root â if built on C, a diminished triad would have a C, an Eâ­ and a Gâ­.
Augmented Triads. With augmented chords, we need to go back to our major chord. An augmented chord is a major chord with the 5th degree raised a half step. This means we have two whole steps between the 1st and 3rd degree (a major 3rd interval) and two whole steps between the 3rd and 5th degree (a major 3rd interval).