Some online games are "massively multiplayer" games, which means that a large number of players participate simultaneously.

He served as a liaison between the government and the Janjaweed, while simultaneously participating in attacks against targeted groups.

No more than four riders participate simultaneously in this test of both speed and sprint endurance.

Glick involved himself in the ghetto's artistic community while simultaneously participating in the underground and took part in the 1942 ghetto uprising.

In several of these sessions, 70 players participated simultaneously.

Users participate in a prezi simultaneously, and each is visually represented in the presentation window by a small avatar.

In these cases, Courtley still participates as a member of both scenario groups simultaneously.

Up to two players can participate simultaneously and use the basic NES controller along with the Zapper.

He also found time to simultaneously participate in Second Vatican Council in Rome.

Both divisions participate simultaneously, though juniors only compete against juniors and seniors against seniors.