O`ver*lap" (?), v. t. & i.
To lap over; to lap.
© Webster 1913.
O"ver*lap` (?), n.
1.
The lapping of one thing over another; as, an overlap of six inches; an overlap of a slate on a roof.
2. Geol.
An extension of geological beds above and beyond others, as in a conformable series of beds, when the upper beds extend over a wider space than the lower, either in one or in all directions.
© Webster 1913.