The Collaborative International Dictionary of English v.0.48:

Intersect \In`ter*sect"\, v. t. [imp. & p. p. Intersected; p.
   pr. & vb. n. Intersecting.] [L. intersectus, p. p. of
   intersecare to intersect; inter + secare to cut. See
   Section.]
   To cut into or between; to cut or cross mutually; to divide
   into parts; as, any two diameters of a circle intersect each
   other at the center.
   [1913 Webster]

         Lands intersected by a narrow frith
         Abhor each other.                        --Cowper.
   [1913 Webster]