Dictionary
me'dium bomb'er
Mil.
a moderately large airplane capable of carrying large bomb loads for moderate distances at medium altitudes, esp. one having a gross loaded weight of 100,000 to 250,000 lb. (45,000 to 113,000 kg). Cf.
heavy bomber, light bomber. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.