Cellular communication regulating group behavior.

In legislatures, a quorum call is used to determine whether a quorum is present.

Less than minimum required presence.

In the Latter Day Saint movement, the (also known as the Council of the Twelve, the Quorum of the Twelve Apostles, Council of the Twelve Apostles, or the Twelve) one of the governing bodies (or quorums) of the church hierarchy organized by the movement's founder Joseph Smith and patterned after the Apostles of Jesus (Commissioning of the Twelve Apostles).