headchair
headchair noun: part of a block switch on a railway line that the ends of the moveable rails rest on, and to which the stationary rails are attached.
Noun
headchair (plural headchairs)
- Part of a block switch on a railway line that the ends of the moveable rails rest on, and to which the stationary rails are attached.
- I desire to be understood'as disclaimin g the broad features, first, of making a railway headchair with bearing-cheeks of different heights, one for the flange and the other for the tread of a car-wheel, whereby, in passing over theswitch on either the main or the side track rail, the wheel will...1878, Specifications and Drawings of Patents Issued from the U.S. Patent Office
- The defendant's roadmaster testified that the flanges of the car wheels would constantly wear the blocking until it got beyond their reach; that frequently the blocking was split the same day that it was put in; and that in the course of two or three days the blocking would be worn down, through...1895, Michigan Reports: Cases Decided in the Supreme Court of Michigan
Forms of headchair
| plural | headchairs |
|---|
Origin of headchair
From head + chair.
Questions about headchair
- What does headchair mean?
- Headchair means part of a block switch on a railway line that the ends of the moveable rails rest on, and to which the stationary rails are attached.
- What part of speech is headchair?
- Headchair is a noun.
- What is the plural of headchair?
- The plural of headchair is headchairs.
Words near headchair in the dictionary
Source and license
Adapted from Wiktionary: headchair (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.
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Cite this entry: “headchair.” Word.ws, https://word.ws/headchair. Based on Wiktionary, CC BY-SA 4.0.