cargo plane; freighter aircraft
Refers specifically to an aircraft designed or used for transporting cargo, as opposed to passenger planes. Compare with 貨物船 (cargo ship).
See also: 貨物船 (かもつせん)
This cargo plane is carrying medical supplies.
貨物船 is a cargo ship that transports goods by sea, while 貨物機 is a cargo aircraft that transports goods by air.
Compound of 貨物 (cargo, freight) and 機 (machine, aircraft).