Rise and run

rise and run

[¦rīz ən ′rən]
(civil engineering)
The pitch of an inclined surface or member, usually expressed as the ratio of the vertical rise to the horizontal span.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

Rise and run

The ratio of vertical to horizontal distance of a slope, such as a roof of 3 in 12; also, the total vertical and horizontal distance of a flight of stairs, or an individual riser and tread.
Illustrated Dictionary of Architecture Copyright © 2012, 2002, 1998 by The McGraw-Hill Companies, Inc. All rights reserved

rise and run

1. The pitch of an inclined surface or member, usually expressed as the ratio of the vertical rise to the horizontal run.
2. The slope of a building element expressed as the vertical increase in height for a selected distance in the horizontal direction.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.