Crosswalk and Grade crossing

Crosswalk noun - A path (often marked) where something (as a street or railroad) can be crossed to get from one side to the other.

Grade crossing and crosswalk are semantically related in pathway to traverse larger path topic. In some cases you can use "Grade crossing" instead a noun "Crosswalk".

Grade crossing noun - Intersection of a railway and a road on the same level; barriers close road when trains pass.

Crosswalk and grade crossing are semantically related in pathway to traverse larger path topic. You can use "Crosswalk" instead a noun phrase "Grade crossing".