Eventually, the cell's membrane is enlarged such that it pushes against the cell's rigid wall.

Certain single-cell protists and algae also produce a rigid wall.

The difference in time to onset of occlusion is due to the relatively more rigid walls of arteries compared with veins.

A medium that cannot be compressed or bent : is an ideally rigid wall to anything approaching from outside its surface.

Is it within these strong and rigid walls one's sense of safety nestles?

Its physics is most easily understood by considering the radiation in a cavity with rigid opaque walls.

Degarmo stood against the wall, hard and rigid, a stone man.

Consider a semi-infinite domain bounded by a rigid wall and filled with viscous fluid.

That has tended to reduce the rigid wall the Amish prefer between their community and the outside world.

Kevin stared at the rigid wall of her back a moment, looking pensive and indecisive, before he finally turned and strode from the room.