For example imagine a wall, but extending in all directions infinitely.

The relentless White extended away from her in every direction infinitely.

Following this, in 1957 he proposed his model of "Infinitely extended particles".

With these elements he created an active environmental field that could, apparently, be infinitely extended.

Each would have to be infinitely extended every way.

Try to imagine the ceiling of a room, only extended into all directions infinitely.

This extends upward infinitely, so that there is no "largest ship".

But this taboo cannot be infinitely extended to more casual connections.

The mirror images extending infinitely forward as well as back.

Matter is infinitely extended, but has different properties in different worlds.