Counterlath

Part of speech: noun (n.)

1. A batten laid lengthwise between two rafters to afford a bearing for laths laid crosswise.

2. Any lath laid without actual measurement between two gauged laths.

3. Any of a series of laths nailed to the timbers to raise the sheet lathing above their surface to afford a key for plastering.

4. One of many laths used in preparing one side of a partition or framed wall, when the other side has been covered in and finished.