siding

English Thesaurus

1. a short stretch of railroad track used to store rolling stock or enable trains on the same line to pass (noun.artifact)

hypernym	:	railroad, railroad track, railway,
definition	:	a line of track providing a runway for wheels (noun.artifact)

2. material applied to the outside of a building to make it weatherproof (noun.substance)

hypernym	:	building material,
definition	:	material used for constructing buildings (noun.substance)

hyponym	:	clapboard, weatherboard, weatherboarding,
definition	:	a long thin board with one edge thicker than the other; used as siding by lapping one board over the board below (noun.substance)