Each prisoner was placed into a separate cell; there were no other prisoners.
"I hope they give us separate cells," Jake told him.
"Put these men into two separate cells on the second level," he ordered.
For their own safety, he said, they now each have separate cells.
He claimed to have seen it break up into separate cells which then became amoeboid.
All sentenced persons spent their final night in separate cells.
It was a room, he realized now, not a separate cell.
It was divided into three separate cells with vertical bars.
Each in separate cells and selves; no one knows anyone.
The individual parts of the cell (such as the nucleus) are not separate cells themselves.