(railways) A railroad sleeper lying under the rails transversely as a support to the stringer.

plural of cross-staff

A situation in which two polarised fields are orthogonal to one another.

plural of cross-pole

A pole that runs horizontally between two supports or is supported by a central support. / One of two poles that cross over one another.

A type of antenna that utilises cross-polarisation; an antenna in which the sending and receiving waves are orthogonal to one another.

An intersection at which traffic lights stop traffic from all directions to allow pedestrians to cross in any direction including diagonally.

plural of scramble crossing

The division of any group into divisions that cut across each other and produce confusion.

(agriculture) A method of harrowing crosswise.