plural of second source

(electronics) A company that is licensed to manufacture and sell electronic components originally designed by another company (the first source).

A woman that is or was a spouse of the political second-in-command or first in the line-of-succession of a political jurisdiction.

The female spouse of the second-in-command or first in the line-of-succession of a political jurisdiction.

plural of arc-second

The male spouse of the second-in-command or first in the line-of-succession of a political jurisdiction.

(rail transport) Alternative form of secondman.

A man that is or was a spouse of the political second-in-command or first in the line-of-succession of a political jurisdiction.

An opportunity to redeem oneself after a previous error or failure.

(film) The stand-ins used for setting up a shot, as opposed to the first team of actors who will actually appear in the filmed scene.