1. （飞机、飞船等的）商载，有酬载荷
The payload of an aircraft or spacecraft is the amount or weight of things or people that it is carrying.

2. （导弹等武器的）有效载荷，炸药量
The payload of a missile or similar weapon is the quantity of explosives it contains.

1. goods carried by a large vehicle

Synonym: cargoladingfreightloadloadingshipmentconsignment

2. the front part of a guided missile or rocket or torpedo that carries the nuclear or explosive charge or the chemical or biological agents

Synonym: warheadload