the part of a cargo producing revenue or income, usually expressed in weight.
the number of paying passengers, as on an airplane.
that part of a cargo earning revenue
the explosive power of a warhead, bomb, etc, carried by a missile or aircraft: a missile carrying a 50-megaton payload
also pay-load, 1917, from pay + load (n.). Originally the part of a truck’s (later an aircraft’s) load from which revenue is derived (passengers, cargo, mail); figurative sense of “bombs, etc. carried by a plane or missile” is from 1936.
noun 1. a U.S. solid-propellant rocket used to boost a medium-weight spacecraft from a circular low-earth orbit to an elliptical transfer orbit for later insertion into a geosynchronous orbit. Abbreviation: PAM.
[pey-loh-der] /ˈpeɪˌloʊ dər/ noun 1. a heavy, wheeled vehicle with a large, movable blade or scoop at the front.
noun 1. an astronaut trained to handle highly complex or classified equipment carried aboard a space shuttle and to conduct experiments in space. 2. a specialist in transporting cargo.
[pey-mas-ter, -mah-ster] /ˈpeɪˌmæs tər, -ˌmɑ stər/ noun 1. a person authorized by a company, government, etc., to out wages or salaries, especially in the military. /ˈpeɪˌmɑːstə/ noun 1. an official of a government, business, etc, responsible for the payment of wages and salaries