Culvert and Runnel

Culvert noun - A transverse and totally enclosed drain under a road or railway.

Runnel and culvert are semantically related In some cases you can use "Runnel" instead a noun "Culvert".

Nearby Word: culver

Runnel noun - A natural body of running water smaller than a river.

Culvert and runnel are semantically related in ditch topic. Sometimes you can use "Culvert" instead a noun "Runnel".