Tom works in a windowless office.

I passed these same colonnades, these same windowless galleries.

When he came to he found himself lying in a small, windowless cell.

How does it really work? It turns out there is a back room that is kind of windowless, metaphorically speaking.

Throughout the entire time he was held in a windowless cell under constant artificial light, which allegedly disoriented his sense of time.

And he opened the door and we walked into a windowless 20 by 20 foot room with shelves from floor to ceiling, and crammed on every shelf his collection of Mayan ceramics.

Now Xu and I, on the other hand, were in a completely windowless black room not making any ocular movement that even remotely resembles an eye blink because our eyes were fixed onto a computer screen.

The North American Network Operators Group, a group of people who, on a beautiful day outside, enter into a windowless room, at their terminals reading email and messages in fixed proportion font, like this, and they talk about networks.

Fifty years ago, American chicken farmers found that by keeping their birds in sheds they could produce chickens for the table more cheaply and with less work than by traditional farmyard methods. The new method spread chickens disappeared from fields into long, windowless sheds.