Meanings of white spiderweb in English

He could not remember how he'd gotten the fine white spiderweb scars on his wrists.

Bright white spiderweb cracks formed along its surface.

Suddenly, the female's head swung back, and smashed side-on into the glass, which shattered into a white spiderweb with a harsh crack.

A gossamer-thin white spiderweb was twisting and spinning from the Witch of Endor's fingers and wrapping itself like a bandage around each of Sophie's fingers.