culvert Meaning, Definition & Usage

  1. noun a transverse and totally enclosed drain under a road or railway

WordNet

Cul"vert noun
Etymology
Prob. from OF. coulouere, F. couloir, channel, gutter, gallery, fr. couler to flow. See Cullis.
Definitions
  1. A transverse drain or waterway of masonry under a road, railroad, canal, etc.; a small bridge.

Webster 1913