noun.
In mathematics, a line, regarded as a section actually made in the surface, which begins at one point of a boundary, goes into the interior of the surface, and, without anywhere intersecting either another boundary-line or itself, ends at a point of the boundary.
To cut across.
To cross-plow, as in fallowing.
noun.
A direct course from one point to another, crosswise or diagonal to another or the usual one; a shortened road or path.
noun.
In mining: A level driven across the “country,” or so as to connect two levels with each other.
noun.
A trench or opening in the surface-detritus or -soil, at right angles to the supposed course of the lode, made for the purpose of ascertaining the exact position and nature of the latter.
Adapted or used for cutting anything crosswise: as, a cross-cut saw or chisel.
Cut across the grain or on the bias: as, cross-cut crape.