| Term: | Fracture zone |
| Definition: | Sea ice terminology. Describes an area which has a great number of fractures. Fractures are subdivided as follows: Very Small Fracture: 1 m to 50 m wide. Small Fracture: 51 m to 200 m wide. Medium Fracture: 201 m to 500 m wide. Large Fracture: Greater than 500 m wide |