A place where one thing crosses over another. / The means by which the crossing is made. / (genetics) The result of the exchange of genetic material during meiosis.

(computing, of an Ethernet cable) Configured so that the transmit signals at one end are connected to the receive signals at the other.

(electronics) Undesirable signals from a neighbouring transmission circuit; undesired coupling between circuits.

To hold an incidental conversation

A horizontal or transverse beam or similar member that extends across or perpendicular to something.

A crossroads (place where one road crosses another). / A road that crosses another.

A pattern of crossing lines.

To mark or fill with a crosshatch pattern.

(rail transport) superimposed pair of railway crossovers, resembling a letter X, permitting to travel in either direction between a pair of parallel tracks

(nautical) A light timber or metal spreader fixed athwartships part way up a mast to spread the shrouds from higher up