middle distance

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun The area between the foreground and background in a painting, drawing, or photograph.
• noun Sports A division of competition in racing with events usually ranging from 400 meters to 1,500 meters or from 440 yards to 1 mile.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun the part of a scene between the foreground and the background