It is permanently open to the public.

Broadband also gives you the benefits of a permanently open connection to the internet.

It is not permanently open as an observation tower.

The boy, a stunted little adenoidal creature with a permanently open mouth, looked perfectly terrified.

The fourth wall is left permanently open.

From then on the Centre could be open permanently for all hours.

"worth moving to New York to experience: you can buy toilet paper at any hour of any day, thanks to the permanently open corner shops".

At the time, Edison envisioned the telephone as a business device only, with a permanently open line to parties at either end.

You may prefer central heating, and more controllable ventilation than permanently open flue.

These gates have been permanently open since nationalisation.