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.
The expression 'diminished seventh' is used solely as the name of a chord. Of course, in general music theory, any interval may be augmented or diminished. Altered scale: The dominant 7th scale with a lowered 9th, raised 9th, raised 11th, no fifth, and lowered 13th, along with the usual root, 3rd and 7th.