Definition of Wye in English:

Wye

proper noun

  • A river that rises in the mountains of western Wales and flows southeast for about 132 miles (208 km) before entering the Severn estuary at Chepstow. In its lower reaches it forms part of the border between Wales and England.

Pronunciation:

Wye

/wī/

Definition of wye in English:

wye

noun

  • 1A support or other structure shaped like a Y, in particular.

    1. 1.1North American A triangle of railroad track, used for turning locomotives or trains.
      • ‘There are also ten secondary tracks used for minor repairs, a train-wash, and a loop track and a wye.’
      • ‘A two-stall engine house was located on the tail of the wye, (it was still there in 1976!’
      • ‘This facility was first located off Markham Road on the south side of Oshawa Sub. mainline with a wye into it.’
      • ‘David showed me the wye and the freight line that begins here.’
      • ‘Most of the coal trains are serving mines around Gillette, WY, but some of them originate north of Dutch and join the mainline at West Dutch via a wye.’
      • ‘On the west, Dutch has the previously mentioned wye connecting two subdivisions and on the east a 12, 556 ft siding.’
      • ‘Instead of heading directly into the station, we pulled around a wye and down to METRA's Halstead St. Station.’
      • ‘It operated this way until it got to Medonte where the locomotive could be turned on the wye.’
      • ‘After some of the passengers detrained, the special continued to Belvidere to turn on the wye, and Museum visitors were invited to make the short round trip to Belvidere and back.’
      • ‘The north end of the line ended at a wye connection with the Ashland Coal & Iron Railway at present day 6th.’
      • ‘After backing down to the Bartle wye, the remaining time will be on the Burney line with just the passenger cars.’
      • ‘Today the goal is to re-lay 4 kilometers of track to reach the wye at this point.’
      • ‘The train continued straight across the top of a wye, so that we could back into the station.’
      • ‘The Hawk Jct. yard engine made a short trip southbound to Tabor, 25 miles, with a single locomotive tonnage train, set it off, turned on the wye and returned to Hawk Jct. as a caboose hop.’
      • ‘While Yard A turns a train south towards LM Cabin, the Mud Track turns north towards HV junction, thus creating a wye.’
      • ‘The train was pulled into the wye south of the station to uncouple the roadrailers (Amtrak express freight cars) added in Albany and then backed into the station.’
      • ‘After detraining the passengers, the train backed out on the main, reversed direction, and then went east 18 miles to Seth to turn on the wye.’
      • ‘The train runs around the circle of track once, then enters a long spur behind buildings along U.S. 395, where it runs around the train, turns on the wye, then re-couples onto it backwards for the next trip.’
    2. 1.2 (in plumbing) a short pipe with a branch joining it at an acute angle.
      • ‘Pipe wyes are used to to allow one pipe to join another pipe at some degree or angle.’
      • ‘As the name suggests, the pipe wyes are Y-shaped pipe fitting devices.’
      • ‘We suspect that the 90 [degrees], three-way connector between the ETT and the wye trapped aerosolized particles.’

Origin

Mid 19th century: the letter Y represented as a word.

Pronunciation:

wye

/wī/