from the GNU version of the Collaborative International Dictionary of English.
- In the United States, a commission appointed by the President, consisting of three members, not more than two of whom may be adherents of the same party, which has the control, through examinations, of appointments and promotions in the classified civil service. It was created by act of Jan, 16, 1883 (22 Stat. 403).
Sorry, no etymologies found.
874 Special Messages. the civil service commission shows that this preference substantially prevails today, and that with rare exceptions appointments are being made exclusively from the call list.