Fissure – A long narrow opening made by cracking or splitting, especially in rock
The fisherman (fissure) was so strong he could cause a split in the rock.
Examples of fissure in a sentence
The stonemason used a natural fissure in the slate to split it into thin panels to use as roof tiles.
The skin on Grandma's heel was that dry and cracked, a painful fissure was starting to form across it.
When scaling the mountain, finding an enormous fissure meant we had to use ropes and ladders to stay safe.