(payloads)
1.
The payload of an aircraft or spacecraft is the amount or weight of things or people that it is carrying. (TECHNICAL)
With these very large passenger payloads one question looms above all others-safety.
= cargo
N-VAR
2.
The payload of a missile or similar weapon is the quantity of explosives it contains. (MILITARY)
...a hypervelocity gun capable of delivering substantial payloads to extreme ranges.
N-VAR