interjoist
nounEtymology From inter- + joist.
1
Business, Carpentry, Construction, Manufacturing The space or interval between two joists.
- When floors are doweled, it is better to place dowels over the middle of the interjoist, than over the joists, in order to prevent the edge of one board from passing that of the other1845, Peter Nicholson, The Mechanic's Companion:
2
Business, Carpentry, Construction, Manufacturing A middle joist or crossbeam.