Longman Dictionary of Contemporary English
middle-distance
adjective
EXAMPLES FROM CORPUS
▪ Many of his compositions play with the merging of foreground, middle-distance and background details into one overlapping pattern.
▪ Paul Walker added to the Harriers' middle-distance medal tally by grabbing the bronze in the 800 metres.
▪ There is natural resentment when a number of our middle-distance stars spend all their time running abroad.
Wiktionary
middle-distance
a. (context athletics English) Designating a race of length greater than that of a sprint but less than several kilometres
Usage examples of "middle-distance".
The singer had a Ziggy Stardust stripe across his face, 3D paint opening into middle-distance.
There were only two Macedonian victors: Philotas won the middle-distance race, and Alexander rode Bucephalus to victory against horsemen from Thrace, Athens, Sparta, Thessaly and Corinth.
This is probably also the place to mention Hal's older brother Mario's khaki-colored skin, an odd dead gray-green that in its corticate texture and together with his atrophic in-curled arms and arachnodactylism gave him, particularly from a middle-distance, an almost uncannily reptilian/ dinosaurian look.