middle-distance adjective 1middle distance noun 1forms 1 adjective1 •Designating a race of length greater than that of a sprint but less than several kilometres middle distance noun1 •The central portion of a picture in terms of depth, between the foreground and background.The atmosphere beneath is languorous, and is so tinged with azure that what artists call the middle distance partakes also of that hue, while the horizon beyond is of the deepest ultramarine. — 1891 formsmiddle distances