eggshell
eg shel
- n the exterior covering of a bird's egg
- Just out there--she points--a couple of miles offshore, lies the place where, early in the morning of April 18, 1906, the earth's crust cracked like an eggshell, unleashing what .
- He lists examples of irreducible complexity in nature for which, he says, Darwin has no explanation, such as the eggshell .
- The instant it tunnels its way past the egg's outer layer, an electric charge fires across the membrane and a signal from the sperm causes the eggshell to snap shut, blocking entry .