Definition of "incommunicado"

The father of a woman living in the incommunicado world of the Big Brother house in Australia has died but his daughter has not been told.

2007 May 25, “Dreadful news awaits housemate”, in Times Online, London, retrieved 29 June 2007

As the storm, described by the National Hurricane Center as “potentially catastrophic,” moved toward the Virgin Islands and Puerto Rico on Tuesday, little could be learned about the conditions on Dominica. By early Tuesday morning, phone and internet signals on Dominica appeared to be down, leaving the island virtually incommunicado.

2017 August 19, “Hurricane Maria Does ‘Mind-Boggling’ Damage to Dominica, Leader Says”, in The New York Times, Mexico City, retrieved 21 August 2017

Navalny, who has been sentenced to nearly three decades in prison, disappeared from a prison in the Vladimir region near Moscow last week, and was suspected to have been transferred into a “special regime” colony, where he could be held incommunicado under Russia’s harshest prison regime for years.

2023 December 18, Andrew Roth, “Russian courts halt cases against Alexei Navalny after jailed activist disappears”, in The Guardian‎

The Starz seem most comfortable when they're in the studio, where they can work incommunicado.

2004, Ben Westhoff, "Making Traks," Riverfront Times, St. Louis MO, 7 Apr