raceway

[reys-wey] /ˈreɪsˌweɪ/
noun
1.
Chiefly British. a passage or channel for water, as a millrace.
2.
a racetrack on which harness races are held.
3.
Electricity. a channel for protecting and holding electrical wires and cables, especially a metal rectangular tube used for such purposes.
4.
Machinery, race1 (def 11).
Origin
1820-30; race1 + way1
Examples from the web for raceway
  • raceway is based on the continuous water flowing through the culture tanks.
  • Water quality within the raceway also remains outstanding.
  • The cable is in raceway from the point of emergence from the ground into the panel.
British Dictionary definitions for raceway

raceway

/ˈreɪsˌweɪ/
noun
1.
another word for race1 (sense 5)
2.
a racetrack, esp one for banger racing
3.
another word (esp US) for race1 (sense 6)